thread standard tolerance iso

thread standard tolerance iso, Total:489 items.

The international standard classification for "thread standard tolerance iso" includes: Screw threads , Metric screw threads , Inch screw threads , Taps and threading dies , Screw threads in general .

The Chinese standard classification for "thread standard tolerance iso" includes: Basic standards and general methods , Cutting tools , Technical management .

Taiwan Provincial Standard of the People's Republic of China

CNS 518-1955 Tolerance of Whitworth Threads (Fine Fit)
CNS 10792-1984 Metric Tapered External Screw Threads with Mating Parallel Internal Screw Threads (Nominal Dimensions and Permissible Deviations)
CNS 531-1978 Iso Metric Screw Threads-Tolerances-Deviations for Constructional Threads
CNS 4318-1978 ISO Miniature Screw Threads-Tolerances

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 968-2007 Manufacturing tolerances on the threaded of portion taps
GB/T 5796.4-1986 Metric trapezoidal screw threads; Tolerances
GB/T 20666-2006 Unified screw threads - Tolerances
GB/T 197-2018 General purpose metric screw threads—Tolerances
GB/T 15054.4-1994 Miniature screw threads－Tolerances
GB/T 968-1994 Manufacturing tolerances on the threaded portion of taps
GB/T 197-2003 General Purpose Metric Screw Threads-Tolerances

Professional Standard - Machinery

JB/T 8824.2-1998 Manufacturing tollerances on the threaded portion for unified threads taps
JB/T 9989.2-1999 Tap for Trapezoidal Thread Part 2: Thread Tolerance
JB/T 8825.2-1998 Manufacturing tolerances on the threaded portion for whitworth threads taps
JB/T 9995-1999 Taper tap for 55 Degree straight pipe threads. Thread tolerance

Professional Standard - Aviation

HB 8354-2013 TC4 thread tolerance band 4h6h polished rod tolerance band f9MJ extended thread hex head bolt
HB 7415-1996 MJ thread polished rod tolerance with f9 short thread hexagon head bolts
HB 7416-1996 MJ thread polished rod tolerance with r6 short thread hexagon head bolts
HB 8353-2013 TC4 thread tolerance band 4h6h polished rod tolerance band f9MJ long thread hex head bolts
HB 8317-2013 A286 polished rod tolerance band f9MJ thread short thread hexagon head bolt

Military Standard of the People's Republic of China-General Armament Department

GJB 3.4-1985 Dimensions and tolerances of threads of MJ threaded structural parts
GJB 3.3-1985 Dimensions and tolerances of MJ threaded pipe fittings threads
GJB 3.2-1982 MJ threaded bolt and nut thread dimensions and tolerances

Professional Standard - Electron

SJ/T 10731-1996 Tolerances for regular clearance screw threads

Professional Standard - Aerospace

QJ 160-1974 Ordinary thread gauge thread profile dimensions and tolerances
QJ 164-1974 Thread profile dimensions and tolerances of thread gauges before plating

Polski Komitet Normalizacyjny (PKN)

PN M02155-1989 Round screw threads Tolerances for gauges
PN M57800-1992 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches. Manufacturing tolerances on the threaded portion
PN M02119-1966 Buttress screw ?hreads Tolerances
PN M02130-1970 Metric screw threads Tolerances for gauges
PN M02132-1990 Conical metric screw threads Tolerances for gauges
PN M02133-1989 Buttress screw threads 45° Tolerances for gauges

British Standards Institution (BSI)

BS ISO 965-3:2021 ISO general purpose metric screw threads. Tolerances. Limit deviations for screw threads
BS ISO 2903:2016 ISO metric trapezoidal screw threads. Tolerances
BS ISO 2903:2016(2020) ISO metric trapezoidal screw threads — Tolerances
BS 3643-2:1966 ISO metric screw threads. Limits and tolerances for coarse pitch threads
20/30423716 DC BS ISO 965-3. ISO general purpose metric screw threads. Tolerances. Part 3. Limit deviations for screw threads
BS 3643-1:1963 ISO metric screw threads. Thread data and standard thread series
24/30480923 DC BS ISO 965-2 ISO general purpose metric screw threads — Tolerances - Part 2: Limits of sizes for general purpose external and internal threads — Medium tolerance quality
BS ISO 965-3:1999 ISO general purpose metric screw threads. Tolerances. Deviations for constructional screw threads
BS ISO 965-3:1998 ISO general purpose metric screw threads - Tolerances - Deviations for constructional screw threads
BS 3643-2:1965 ISO metric screw threads. Limits and tolerances for commercial bolt. Nut and machine screw threads
BS ISO 2903-2:2025 ISO metric trapezoidal screw threads. Tolerances - Limits of sizes
24/30479317 DC BS ISO 965-6 ISO general purpose metric screw threads - Tolerances - Part 6: Limits of sizes for internal and external threads (Fine and medium tolerance qualities, first and second choices)
BS 919-3:2007 Screw gauge limits and tolerances – Part 3: Specification for gauges for screw threads of ISO metric form
BS 3643-3:1967 ISO metric screw threads. Limits and tolerances for fine pitch threads (constant pitch series)
BS ISO 965-2:1998+A1:2021 ISO general purpose metric screw threads. Tolerances - Limits of sizes for general purpose external and internal screw threads. Medium quality
BS ISO 965-4:2025 ISO general purpose metric screw threads. Tolerances - Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing
BS 919-3:2007(2009) Screw gauge limits and tolerances – Part 3 : Specification for gauges for screw threads of ISO metric form
BS ISO 965-6:2025 ISO general purpose metric screw threads. Tolerances - Limits of sizes for internal and external threads (fine and medium tolerance qualities, first and second choices)
BS ISO 965-4:2021 ISO general purpose metric screw threads. Tolerances. Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
BS ISO 965-5:2025 ISO general purpose metric screw threads. Tolerances - Limits of sizes for internal threads to mate with hot-dip galvanized external threads with maximum size of tolerance position h before galvanizing
BS 919:1940 Screw thread gauge tolerances
BS ISO 965-1:1998 ISO general purpose metric screw threads. Tolerances-Principles and basic data
BS ISO 965-1:2013+A1:2021 ISO general purpose metric screw threads. Tolerances - Principles and basic data
24/30480926 DC BS ISO 965-4 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing
BS ISO 965-5:1998+A1:2021 ISO general purpose metric screw threads. Tolerances - Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
07/30158517 DC BS 919-3. Specification for screw gauge limits and tolerances. Part 3. Gauges for ISO metric screw threads
20/30423713 DC BS ISO 965-2 AMD1. ISO general purpose metric screw threads. Tolerances. Part 2. Limits of sizes for general purpose external and internal screw threads. Medium quality
20/30423722 DC BS ISO 965-5 AMD1. ISO general purpose metric screw threads. Tolerances. Part 5. Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
24/30480929 DC BS ISO/DIS 965-5. ISO general purpose metric screw threads. Tolerances - Part 5. Limits of sizes for internal threads to mate with hot dip galvanized external threads with maximum size of tolerance position h before galvanizing
20/30423719 DC BS ISO 965-4. ISO general purpose metric screw threads. Tolerances. Part 4. Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
BS ISO 965-2:2024 ISO general purpose metric screw threads. Tolerances - Limits of sizes for internal and external threads (tolerance classes 6H and 6g for M1,6 to M100 and 5H and 6h for M1 to M1,4)
BS 919-3:1968 Specification for screw gauge limits and tolerances - Gauges for ISO metric screw threads
24/30479320 DC BS ISO 2903-2 ISO metric trapezoidal screw threads - Tolerances - Part 2: Limits of sizes
BS ISO 965-1:1999 ISO general purpose metric screw threads. Tolerances. Principles and basic data
BS ISO 965-1:2013 ISO general purpose metric screw threads. Tolerances. Principles and basic data
BS EN 2888:2006 Aerospace series - Metric bolts, normal hexagon head, coarse tolerance normal shank, short thread, in corrosion resisting steel, passivated - Classification: 600 MPa (at ambient temperature) / 425 °C

Spanish Association for Standardization (UNE)

UNE 17709:2002 ISO general purpose metric screw threads. Tolerances. Deviations for constructional screw threads.
UNE 17708:2002 ISO general purpose metric screw threads. Tolerances. Limits of sizes for general purpose external and internal screw threads. Medium quality.
UNE 16605:1991 GROUND THREAD TAPS FOR ISO METRIC THREADS OF TOLERANCES 4H TO 8H AND 4G TO 6G COARSE AND FINE PITCHES. MANUFACTURING TOLERANCES ON THE THREADED PORTION.
UNE 17707:1978 ISO GENERAL PURPOSE METRIC SCREW THREADS. TOLERANCES. PRINCIPLES AND BASIC DATA.
UNE 16-605-1991 Adjustable threaded piers for ISO metric threads with conventional threads and precision threads, tolerance ranges from 4H to 8H and 4G to 6G. Manufacturing tolerances for threaded parts

Austrian Standards

ONORM ISO 965 Teil.3:1983 ISO generalpurpose metric screw threads; Tolerances; Deviations for con- structional threads
ONORM ISO 2903:1984 ISO metric trapezoidal screw threads; tolerances
ONORM ISO 965 Teil.2:1983 ISO general purpose metnc screw threads; Tolerances; Limits ofsizes for general purpose external and internal threads; Medium quality
ONORM ISO 965 Teil.1:1983 ISO generalpurpose metric screw threads; Tolerances; Principles and basic data
ONORM EN 22857-1990 Gmünd thread taps for ISO metric threads of tolerances 4 H to 8H and 4G to 6G coarse and fine pitches; manufacturing tolerances on the threaded portion (ISO 2857:1973 enc. Amd. 1:1984 and Amd. 2:1986)

Netherlands Institute for Standardization

NEN 3222-1983 ISO Metric screw thread - Coarse pitch - Tolerances

GCC Standardization Organization

GSO ISO 2903:2013 ISO metric trapezoidal screw threads -- Tolerances
GSO ISO 965-3:2023 ISO general purpose metric screw threads — Tolerances — Part 3: Limit deviations for screw threads
GSO ISO 2857:2015 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches -- Manufacturing tolerances on the threaded portion
BH GSO ISO 965-2:2024 ISO general purpose metric screw threads – Tolerances – Part 2: Limits of sizes for general purpose external and internal screw threads – Medium quality
GSO ISO 965-4:2023 ISO general purpose metric screw threads — Tolerances — Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing

International Organization for Standardization (ISO)

ISO 2903:2016 ISO metric trapezoidal screw threads - Tolerances
ISO 2903:1977 ISO metric trapezoidal screw threads — Tolerances
ISO 2903:1993 ISO metric trapezoidal screw threads; tolerances
ISO 965-3:1998 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
ISO 965-3:2021 ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads
ISO 5864:1978 ISO inch screw threads; Allowances and tolerances
ISO 5864 ISO inch screw threads - Allowances and tolerances
ISO 5864:1993 ISO inch screw threads; allowances and tolerances
ISO 965-3:1998/cor 1:2009 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads; Technical Corrigendum 1
ISO 2857:1973 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; Manufacturing tolerances on the threaded portion
ISO 2857:1973/cor 1:1990 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; manufacturing tolerances on the threaded portion; technical corrigendum 1
ISO 965-5:1998/Amd 1:2021 ISO general purpose metric screw threads — Tolerances — Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance positio
ISO 965-2:2024 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for internal and external threads (tolerance classes 6H and 6g for M1,6 to M100 and 5H and 6h for M1 to M1,4)
ISO 965-6:2025 ISO general purpose metric screw threads - Tolerances - Part 6: Limits of sizes for internal and external threads (fine and medium tolerance qualities, first and second choices)
ISO/CD 965-2:2023 ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality
ISO 2903-2:2025 ISO metric trapezoidal screw threads - Tolerances - Part 2: Limits of sizes
ISO 965-4:2025 ISO general purpose metric screw threads — Tolerances — Part 4: Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing
ISO 965-4:1998 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
ISO 1501:2009/Amd 1:2020 ISO miniature screw threads — Amendment 1: The figure for the tolerance zone of external thread
ISO/CD 965-4:2023 ISO general purpose metric screw threads — Tolerances — Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
ISO 965-5:1998 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
ISO 965-2:1998 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality
ISO 965-4:2021 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation
ISO 228-1:1978 Title missing - Legacy paper document
ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation
ISO/CD 965-5:2023 ISO general purpose metric screw threads — Tolerances — Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
ISO 228-1:1982 Pipe threads where pressure-tight joints are not made on the threads; Part 1 : Designation, dimensions and tolerances
ISO 965-5:2025 ISO general purpose metric screw threads — Tolerances — Part 5: Limits of sizes for internal threads to mate with hot-dip galvanized external threads with maximum size of tolerance position h before galvanizing
ISO 965-2:1998/Amd 1:2021 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality; Amendment 1

Association Francaise de Normalisation

NF ISO 2903:2016 ISO trapezoidal metric threads - Tolerances
NF E03-056:1970 ISO SYSTEM OF TOLERANCES FOR SCREW THREADS. COARSE QUALITY 7H/8 G FOR SCREWS AND BOLTS.
NF L22-024:1967 List of standards for aircraft fasteners. ISO threads to ISO tolerances.
NF L22-201:1984 Bolt, hexagonal head, short thread, close tolerance. ISO thread.
NF E03-503:1970 ISO miniature screw threads.tolerances.general plan.
NF E03-617*NF ISO 2903:2016 ISO metric trapezoidal screw threads - Tolerances
NF E03-617:1997 ISO metric trapezoidal screw threads. Tolerances.
NF L22-202:1984 Bolt, hexagonal head, short thread, close tolerance with locking hole. ISO thread.
NF ISO 965-3:2021 ISO metric screw threads for general purposes - Tolerances - Part 3: Limit deviations for screw threads
NF L46-313:1979 Screwed sealing plugs, radial sealing. ISO metric thread profile and tolerances.
NF L46-315:1979 Screwed sealing plugs, axial sealing. ISO metric thread profile and tolerances.
NF E03-200*NF ISO 5864:2004 ISO inch screw threads - Allowances and tolerances
NF ISO 5864:2004 ISO Threads in Inches - Clearances and Tolerances
NF ISO 1501/A1:2020 ISO miniature threads - AMENDMENT 1: the figure for the tolerance zone of the external thread
NF E03-500/A1*NF ISO 1501/A1:2020 ISO miniature screw threads - Amendment 1 : the figure for the tolerance zone of external thread
NF L48-111:1973 In-service interchangeability. Standard flanges, ISO metric thread profile and tolerances.
NF L48-110:1974 Standard flanges, ISO metric thread profile and B.N.A.E. tolerances. In-service interchangeability (rech.).
NF L05-210:1966 SCREW THREAD TOLERANCES. SELECTION FOR AIRCRAFT INDUSTRY. (RECH.).
NF E03-054:1999 ISO general purpose metric screw threads. Tolerances. Part 3 : deviations for constructional screw threads.
NF L05-210:1956 Screw thread tolerances. Selection for aircraft industry (rech.).
NF E03-054*NF ISO 965-3:2021 ISO general purpose metric screw threads - Tolerances - Part 3 : limit deviations for screw threads
NF L22-023:1967 List of standards for aircraft fasteners. ISO threads to B.N.A.E. Tolerances.
NF L22-433:2000 Aircraft bolts and nuts - Nuts, hexagonal, plain, normal height, normal across flats, ISO M or ISO MJ threads, 4H tolerance class.
NF L22-457:2000 Aircraft bolts and nuts - Nuts, hexagonal, slotted/castellated, normal height, ISO M or ISO MJ threads, 4H tolerance class.
NF L40-105:1973 Connectors, axial sealing. Internal thread bosses, ISO metric thread profile and tolerances.
NF L22-434:2000 Aircraft bolts and nuts - Nuts, hexagonal, plain, normal height, normal across flats, left-hand ISO M or ISO MJ threads, 4H tolerance class
NF E03-504:1970 ISO miniature screw threads.tolerances.tables for limits of sizes.
NF E03-055:1982 METRIC TRIANGULAR SCREW THREADS ISO SCREW THREAD TOLERANCE SYSTEM. LIMITS OF SIZES TABLES FOR DIAMETERS 40 TO 100 MM.
NF L22-432:1987 HEXAGONAL NUTS. NORMAL HEIGHT. NORMAL ACROSS FLATS. ISO LH THREAD. II,4H5H OR 5H,TOLERANCE CLASS ACCORDING TO DIAMETER.
NF L22-458:2000 Aircraft bolts and nuts - Nuts, hexagonal, slotted/castellated, normal height, left-hand ISO M or ISO MJ threads, 4H tolerance class.
NF L22-431:1987 HEXAGONAL NUTS. NORMAL HEIGHT. NORMAL ACROSS FLATS. ISO RH THREAD. II,4H5H OR 5H,TOLERANCE CLASS ACCORDING TO DIAMETER.
NF L22-451:1987 HEXAGONAL CASTELLATED NUTS. NORMAL HEIGHT. ISO THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
NF L05-222:1990 Aircraft industry. ISO M thread. Limiting profiles and tolerances (so-called "BNAE tolerances").
NF ISO 965-5:2004 ISO metric threads for general purposes - Tolerances - Part 5: limit dimensions for internal threads for assemblies with hot-dip galvanized external threads of maximum tolerance position h before galvanizing
NF E03-057*NF ISO 965-5:2025 ISO general purpose metric screw threads - Tolerances - Part 5 : limits of sizes for internal threads to mate with hot-dip galvanized external threads with maximum size of tolerance position h before galvanizing
NF L40-104:1973 Connectors, axial sealing. Male thread fittings, ISO metric thread profile and tolerances.
NF L05-224:1990 Aircraft and aerospace. ISO M thread. Limiting profiles and ISO tolerances for bolts and nuts.
NF ISO 965-2:2024 ISO general purpose metric screw threads - Tolerances - Part 2 : limits of sizes for internal and external threads (tolerance classes 6H and 6g for M1,6 to M100 and 5H and 6h for M1 to M1,4)
NF ISO 965-5/A1:2021 ISO metric threads for general purposes - Tolerances - Part 5: limit dimensions for internal threads for assemblies with hot-dip galvanized external threads of maximum tolerance position h before galvanizing - Ame...
NF ISO 2901:2016 Metric ISO Trapezoidal Threads - Basic and Nominal Profiles
NF L22-451:2000 Aircraft bolts and nuts - Nuts, hexagonal, slotted/castellated, normal height, ISO M or ISO MJ threads, 4H5H or 5H tolerance class according to diameter
NF L22-436:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS. ISO THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
NF EN 22857:1990 Ground thread taps for metric ISO threads with tolerance 4H to 8H and 4G to 6G with coarse pitch and fine pitch - Execution tolerances of the cut part
NF L43-586:1972 Plug-in unions, tube end. ISO thread profile and tolerances.
NF E03-050:1982 Triangular profile metric screw threads-ISO system of thread tolerances for diameters of 1 to 355 mm (Arithmetical calculation,diameters and limits of tolerances)
NF E03-057*NF ISO 965-5:2004 ISO general purpose metric screw threads - Tolerances - Part 5 : limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing.
NF L22-435:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS. ISO RH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
NF E03-057/A1*NF ISO 965-5/A1:2021 ISO general purpose metric screw threads - Tolerances - Part 5 : limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing - Amendment 1
NF L43-587:1973 Rubber hose connections. ISO metric thread profile and tolerances.
NF E03-055*NF ISO 965-4:2025 ISO general purpose metric screw threads - Tolerances - Part 4 : limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing
NF L22-437:1987 HEXAGONAL NUTS. REDUCED HEIGHT. NORMAL ACROSS FLATS,WITH LOCKING HOLES. ISO RH THREAD. 4H5H OR 5H TOLERANCE CLASS ACCORDING TO DIAMETER.
NF ISO 965-4:2021 ISO metric threads for general purposes - Tolerances - Part 4: limit dimensions for hot-dip galvanized external threads for assemblies with internal threads of tolerance position H or G after galvanizing
NF E03-053/A1*NF ISO 965-2/A1:2021 ISO general purpose metric screw threads - Tolerances - Part 2 : limits of sizes for general purpose external and internal screw threads - Medium quality - Amendment 1
NF ISO 965-2/A1:2021 ISO general purpose metric screw threads - Tolerances - Part 2: Limiting dimensions for general purpose internal and external screw threads - Medium quality - Amendment 1
NF L40-103:1974 Connectors, axial sealing. Male thread fittings, ISO metric thread profile and B.N.A.E. Tolerances.
NF L22-432:2000 Aircraft bolts and nuts - Nuts, hexagonal, plain, normal height, normal across flats, left-hand ISO M or ISO MJ threads, II, 4H5H or 5H tolerance class according to diameter.
NF L22-138:1984 Bolt, hexagonal head, close tolerance, short thread.
NF E03-004-1*NF EN 10226-1:2004 Pipe threads where pressure tight joints are made on the threads - Part 1 : taper external threads and parallel internal threads - Dimensions, tolerances and designation.

Swedish Institute for Standards

SIS SMS 1357-1950 Instruments, Thread Tolerances, Minimum Reference Threads, Minimum or New High Standard Tolerances, Standard Diameters 1-20
SIS SS-ISO 2903:1988 ISO metric trapezoidal screw threads — Tolerances
SS 1924:1988 ISO general purpose metric screw threads with coarse pitch - Screw thread tolerances for metal end of studs
SIS SMS 2170-1973 Metric screw threads. Tolerances. Deviations for constructional threads.
SIS SMS 2170-1966 Metric screw threads. Tolerances. Deviations for constructional threads
SIS SS-ISO 965/3:1984 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional threads
SS 1746:1979 Screw ring gauges - Profiles and tolerances for ISO inch screw threads
SIS SS 1747-1979 Screw calliper gauges — Profiles and tolerances for ISO inch screw threads
SS 1925:1988 ISO inch screw threads with coarse pitch - Screw thread tolerances for metal end of studs
SIS SMS 1486-1950 Instruments, Thread Tolerances, Reference Standards, Standard Diameters to 18
SIS SMS 1746-1976 Screw ring gauges. Profiles and tolerances. ISO inch screw threads
SS 1747:1979 Screw calliper gauges - Profiles and tolerances for ISO inch screw threads
SS-ISO 965-3:2003 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
SIS SS 1924-1988 ISO general purpose metric screw threads with coarse pitch - Screw thread tolerances for metal end of studs
SIS SMS 1941-1972 Tolerances for hexagon socket head cap screws Unified screw threads
SIS SMS 1363-1950 Instruments, spirals, thread tolerances, reference threads, standard diameters over 1 to 180
SIS SS 1746-1979 Screw ring gauges — Profiles and tolerances for ISO inch screw threads
SIS SMS 1747-1973 Screw calliper gauges. Profiles and tolerances. ISO inch screw threads
SS-ISO 2857:1990 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
SIS SS 1748-1979 Screw calliper gauges — Profiles and tolerances for setting plugs for ISO inch screw threads
SIS SS 1702-1980 Screw threads and screw thread tolerances — Terminology
SIS SMS 1702-1966 Screw threads and screw thread tolerances. Vocabulary
SIS SS 3193-1988 ISO general purpose metric screw threads — Hot dip galvanizing of external screw threads — Tolerances and limitsof sizes
SIS SS 3194-1988 ISO inch screw threads- Hot dip galvanizing of external screw threads (UNC threads) - Tolerances and limits of sizes
SIS SS 1925-1988 ISO inch screw threads with coarse pitch - Screw thread tolerances for metal end of studs
SS 3194:1988 ISO inch screw threads - Hot dip galvanizing of external screw threads (UNC threads) - Tolerances and limits of sizes
SIS SS 1745-1979 Screw plug gauges and plain plug gauges — Profiles and tolerances for ISO inch screw threads
SIS SMS 1487-1950 Instrument, maximum thread tolerance, standard diameter 6 to 18
SS 1748:1979 Screw calliper gauges - Profiles and tolerances for setting plugs for ISO inch screw threads
SS 1745:1979 Screw plug gauges and plain plug gauges - Profiles and tolerances for ISO inch screw threads
SIS SMS 2174-1972 Tolerances for hexagon bolts. Metric screw threads
SIS SMS 1359-1950 Instruments, Threads, Thread Tolerances Minimum and Maximum, Reference Threads, Double, Standard Diameter Over 1 to 20
SIS SMS 2162-1972 Tolerances for hexagon nuts, Metric screw threads
SIS SS 1712-1978 UNF-threads, dimensioned for coating - Thread tolerances
SIS SS 1711-1978 UNC-threads, dimensioned for coating — Thread tolerances
SIS SMS 1745-1973 Screw plug gauges and plain plug gauges. Profiles and tolerances. ISO inch screw threads
SIS SMS 1489-1950 Instruments with maximum thread tolerances and standard diameters over 18 to 150
SS-ISO 2903:2019 ISO metric trapezoidal screw threads - Tolerances (ISO 2903:2016, IDT)
SIS SMS 1719-1958 UNC - Threads, Thread Tolerances, Classes 1, 2 and 3
SIS SMS 1358-1950 Instrument, thread, thread tolerance minimum and maximum, reference thread, wear maximum, standard diameter over 1 to 20
SIS SMS 1748-1973 Screw calliper gauges. Profiles and tolerances for setting plugs. ISO inch screw threads
SIS SMS 1361-1950 Instruments, threads, minimum and maximum thread tolerances, reference threads, maximum wear, standard inner diameters over 18 to 180
SIS SS-ISO 2857:1990 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches — Manufacturing tolerances on the threaded portion
SIS SMS 3194 E-1974 G?ngtoleranser och gr?nsm?tt vid varmf?rzinkning av utv?ndiga grovg?ngor, UNC
SIS SMS 3193 E-1974 G?ngtoleranser och gran sm?tt vid varmf?rzinkning av utv?ndiga grovg?ngor
SIS SMS 2171-1973 Metric screw threads. Tolerances. Limits of sizes for commercial bolt and nut threads. Medium quality
SS-ISO 965-5:2003 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
SIS SMS 1988-1969 Hexagon rutts. UNC and UNF screw threads. Tolerances
SIS SMS 2171-1966 Metric screw threads. Tolerances. Limits of sizes for medium quality commercial bolt and nut threads
SIS SMS 1942-1969 Hexagon screws. UNC and UNF screw threads. Tolerances
SIS SMS 1934-1972 Tolerances for hexagon socket head cap screw Metric screw threads
SIS SMS 1711-1960 UNC-Thread, external coating, thread tolerance, class 2A-ud10
SIS SMS 1746-1960 Instrument Thread Interpretation Overview and Tolerances for Thread Rings
SS-ISO 965-3:2021 ISO general purpose metric screw threads — Tolerances — Part 3: Limit deviations for screw threads (ISO 965-3:2021, IDT)
SS-ISO 5969:1987 Ground thread taps for pipe threads G and Rp - Tolerances on the threaded portion
SS-EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1:2000)

Czech Standards Institute (UNMZ)

CSN 01 4314-1979 Metric Screw Threads ISO. Tolerans System
CSN 22 3007 Za-1986 Czech National Standard 22 3007 ★ /ST SEV 842-78 Metric thread, thread error
CSN 01 4366-1966 Tolerances for buttress screw thread for nuts
CSN 01 4363-1979 Trapezoidal screw threads. Tolerances
CSN EN 22 857-1993 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; Manufacturing tolerances on the threaded portion (ISO 2857:1973 incl. Amd 1: 1984 and Amd 2: 1986)
CSN 01 4367-1966 Tolerances for buttress screw thread for bolt
CSN 01 4027-1979 Metric threads for diameters under 1mm. Tolerances
CSN 01 4332-1962 Matching of threads. Limit deviationa of matric threads of bolts Sn
CSN 01 4312-1962 Matching of threads. Limit deviationa of minor diameter of bolt thread
CSN 01 4354-1966 Pipe threads for.gas list tubes and sc.rewed fittings - tolerance s
CSN 01 4325-1962 Matching of threads. Limit deviations of nut metric threads of fits SH
CSN 13 7607-1985 Machine screwing. Tolerances of form and of position
CSN 01 4333-1962 Matching of threads. Limit devialions of metric threads of bolts Sp
CSN 01 4328-1962 Matching of threads. Limit deviation of metric threads of bolts So 8
CSN 01 4330-1962 Matching of threads. Limit deviationa of metric threeds of bolts S
CSN 01 4369-1970 Tolerances o f strengthened buttress screw thread for bolt
CSN 01 4329-1962 Matching of threads. Limit deviations of metric threads of bolts Sd 8

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 2903:2016 ISO metric trapezoidal screw threads -- Tolerances
BH GSO ISO 965-3:2023 ISO general purpose metric screw threads — Tolerances — Part 3: Limit deviations for screw threads
BH GSO ISO 965-4:2023 ISO general purpose metric screw threads — Tolerances — Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing

Danish Standards Foundation

DANSK DS/ISO 2903:2017 ISO metric trapezoidal screw threads – Tolerances
DS/ISO 5864:1995 ISO inch screw threads - Allowances and tolerances
DS/ISO 965-3:1999 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
DS/ISO 965-3/Corr. 1:2009 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
DS/ISO 2903:1995 ISO metric trapezoidal screw threads - Tolerances
DANSK DS/ISO 5864:1995 ISO inch screw threads - Allowances and tolerances
DANSK DS/EN 22857:1990 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
DS 687:1990 Kunuckle thread. Deviations and tolerances
DANSK DS/ISO 965-2:1999 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality
DS/ISO 965-2:1999 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality
DANSK DS/ISO 965-5:1999 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
DS/ISO 965-4:1999 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
DS/ISO 965-5:1999 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
DANSK DS/ISO 965-4:1999 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
DS/ISO 228/1:1983 Pipe threads where pressure-tight joints are not made on the threads. Part 1: Designation, dimensions and tolerances
DANSK DS/ISO 3508:1977 External threaded outlet. ISO metric thread
DS/ISO 965-1:2013 ISO general purpose metric screw threads - Tolerances - Part 1: Principles and basic data
DANSK DS/ISO 965-1:2013 ISO general purpose metric screw threads - Tolerances - Part 1: Principles and basic data

Standards Norway

NS 5702:1978 ISO metric trapezoidal screw threads — Tolerances
NS 1073-5:1971 Metric screw threads — ISOprofile — Basic deviations and tolerances
NS 1073-4:1971 Metric screw threads — ISO profile — Tolerances — Principles
NS-ISO 2857:1973 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
NS 5374-1977 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
NS 5374:1977 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches — Manufacturing tolerances on the threaded portion
NS-EN 22857:1989 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches — Manufacturing tolerances on the threaded portion (ISO 2857:1973 + A1:1984 +A2:1986)
NS 1095:1963 UNC threads for the metal end of studs — Tolerances on the threads
NS 1874:1983 ISO general purpose metric screw threads - Tolerances - Principles and basic data
NS 1095-1963 UNC-threads for the metal end of studs - Tolerances on the threads
NS 1877:1983 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose bolt and nut threads - Medium quality (ISO 965-2:1980)
NS 5580:1983 Pipe threads where pressure-tight joints are made on the threads — Designation, dimensions and tolerances(ISO 7-1:1982)
NS 1093:1963 Slotted screws with UNC threads — Tolerances
NS 1813:1965 Set screws with UNC-threads - Tolerances

Thai Industrial Standards Institute (TISI)

TIS 2410-2008 Iso inch screw threads.allowances and tolerances
TIS 2361-2007 Iso metric trapezoidal screw threads.tolerances
TIS 377-1981 Standard for tolerances for bolts, screws, nuts and studs

German Institute for Standardization

DIN ISO 965-3:1999-11 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional threads (ISO 965-3:1998) / Note: To be replaced by DIN ISO 965-3 (2021-01).
DIN ISO 965-3:2024-08 ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads (ISO 965-3:2021)
DIN ISO 965-3:2024 ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads (ISO 965-3:2021)
DIN ISO 965-3:2021-01 ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads (ISO/DIS 965-3:2020); Text in German and English / Note: Date of issue 2020-12-04*Intended as replacement for DIN ISO 965-3 (1999-11).
DIN 13-52:1999-11 General purpose ISO metric screw threads - Tolerances for multi-start threads
DIN 13-50:1999-11 General purpose ISO metric screw threads - Tolerances for cold-formed internal threads
DIN LN 9163-1:1980-12 Aerospace; ISO Metric Threads; Basic deviations and tolerances
DIN 14-3:1987-02 ISO-metric screw thread; screw threads below 1 mm diameter; tolerances
DIN 802-5:1997-02 Tolerances on the threaded portion of tape - Part 5: Ground threaded taps for ISO metric thread; threads for interference fits according to DIN 8141-1, coarse and fine pitches; manufacturing tolerances on the threaded portion
DIN 13-52:2017-05 ISO general purpose metric screw threads - Part 52: Multi-start thread tolerances and deviation of profile
DIN 13-15:1972 ISO metric screw threads - Fundamental deviations and tolerances for threads 1 mm diameter and larger
DIN 8140-2:2005-08 Wire thread inserts for ISO metric screw threads - Part 2: Helical coil threads for inserts, thread tolerances
DIN 14-3:1987 ISO-metric screw thread; screw threads below 1 mm diameter; tolerances
DIN 802-4:2012 Ground thread taps for ISO metric threads of tolerances 7G, 8G and special tolerances, coarse and fine pitches - Part 4: Manufacturing tolerances on the threaded portion
DIN LN 9163-1:1980 Aerospace; ISO metric threads, basic deviations and tolerances
DIN 13-52 E:2016 Draft Document - ISO general purpose metric screw threads - Part 52: Multi-start thread tolerances and deviation of profile
DIN ISO 965-2:2024-04 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal threads - Medium tolerance quality (ISO/DIS 965-2:2024); Text in German and English
DIN 802-4 E:2011-01 Draft Document - Ground thread taps for ISO metric threads of tolerances 7G, 8G and special tolerances, coarse and fine pitches - Part 4: Manufacturing tolerances on the threaded portion
DIN 802:1971 Tolerances of thread reamers for ISO metric thread profiles
DIN LN 9163-2:1980-12 Aerospace; ISO Metric Threads; Selection of threads and allowances for screws, bolts and nuts
DIN 802-4:1994-08 Ground thread taps for ISO metric threads of tolerances 7G, 8G and special tolerances, coarse and fine pitches - Part 4: Manufacturing tolerances on the threaded portion
DIN 103-3:1977 ISO Metric Trapezoidal Screw Thread; Allowances and Tolerances for Trapezoidal Screw Threads of General Purpose
DIN ISO 965-2 E:2024-04 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal threads - Medium tolerance quality (ISO/DIS 965-2:2024); Text in German and English
DIN ISO 965-3:1999 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional threads (ISO 965-3:1998)
DIN ISO 965-2 E:2024 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal threads - Medium tolerance quality (ISO/DIS 965-2:2024); Text in German and English
DIN 13-17:1987 ISO Metric Thread Measurement Tolerances and General Characteristics
DIN 802-4:2012-01 Ground thread taps for ISO metric threads of tolerances 7G, 8G and special tolerances, coarse and fine pitches - Part 4: Manufacturing tolerances on the threaded portion
DIN 103-3:1977-04 ISO Metric Trapezoidal Screw Thread; Allowances and Tolerances for Trapezoidal Screw Threads of General Purpose
DIN 802-5:1997 Tolerances on the threaded portion of tape - Part 5: Ground threaded taps for ISO metric thread; threads for interference fits according to DIN 8141-1, coarse and fine pitches; manufacturing tolerances on the threaded portion
DIN 802-4 E:2011 Draft Document - Ground thread taps for ISO metric threads of tolerances 7G, 8G and special tolerances, coarse and fine pitches - Part 4: Manufacturing tolerances on the threaded portion
DIN 78-1:1965 Thread ends, lengths of bolt ends available for application of nuts
DIN ISO 965-2:1999-11 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads; medium quality (ISO 965-2:1998) / Note: To be amended by DIN ISO 965-2/A1 (2021-01).
DIN 13-50:2017-05 ISO general purpose metric screw threads - Part 50: Combination of tolerance classes for formed internal screw threads
DIN 13-50 E:2016-07 ISO general purpose metric screw threads - Part 50: Combination of tolerance classes for formed internal screw threads
DIN 802-4:1994 Ground thread taps for ISO metric threads of tolerances 7G, 8G and special tolerances, coarse and fine pitches - Part 4: Manufacturing tolerances on the threaded portion
DIN ISO 965-2 Berichtigung 1:2017-03 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads; medium quality (ISO 965-2:1998), Corrigendum to DIN ISO 965-2:1999-11
DIN 8140-2 Berichtigung 1:2017-03 Wire thread inserts for ISO metric screw threads - Part 2: Helical coil threads for inserts, thread tolerances, Corrigendum to DIN 8140-2:2005-08
DIN 76-1:2004-06 Thread run-outs and thread undercuts for ISO metric threads in accordance with DIN 13-1
DIN ISO 965-2:2025-04 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for internal and external threads (tolerance classes 6H and 6g for M1.6 to M100 and 5H and 6h for M1 to M1.4) (ISO 965-2:2024)
DIN 13-52:2017 ISO general purpose metric screw threads - Part 52: Multi-start thread tolerances and deviation of profile
DIN 13-52:1999 ISO general purpose metric screw threads - Part 52: Multi-start thread tolerances and deviation of profile
DIN 13-50 E:2016 Draft Document - ISO general purpose metric screw threads - Part 50: Combination of tolerance classes for formed internal screw threads
DIN 13-52 E:2016-10 ISO general purpose metric screw threads - Part 52: Multi-start thread tolerances and deviation of profile
DIN ISO 965-4:2024-04 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing (ISO/DIS 965-4:2024)
DIN ISO 965-5:2025-06 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal threads to mate with hot-dip galvanized external threads with maximum size of tolerance position h before galvanizing (ISO 965-5:2025)
DIN 13-51:2005-08 ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit); tolerances, limit deviations, limits of sizes
DIN 13-51:2013-10 ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit) - tolerances, limit deviations, limits of sizes
DIN 13-14:1972 Thread tolerance system
DIN 13-51 E:2012-10 ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit) - tolerances, limit deviations, limits of sizes
DIN 405-2:1997 General purpose knuckle threads - Part 2: Deviations and tolerances
DIN 8140-2:2005 Wire thread inserts for ISO metric screw threads - Part 2: Helical coil threads for inserts, thread tolerances
DIN ISO 965-4:2002-05 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing (ISO 965-4:1998) / Note: To be rep...
DIN 513-3:1985-04 Metric buttress threads; deviations and tolerances
DIN LN 9163-2:1980 Aerospace; ISO metric threads, selection of threads and allowances for screws, bolts and nuts
DIN ISO 965-4:2021-01 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing (ISO/DIS 965-4:2020); Text in Germ...
DIN 13-51:1988 ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit) - tolerances, limit deviations, limits of sizes
DIN 13-51 ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit) - tolerances, limit deviations, limits of sizes
DIN 13-51 E:2012 Draft Document - ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit); tolerances, limit deviations, limits of sizes
DIN ISO 965-5:2002 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing (ISO 965-5:1998)
DIN EN 22857:1990 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; manufacturing tolerances on the threaded portion (ISO 2857:1973 incl. AMD 1:1984 and AMD 2:1986); german version EN 22857:1989
DIN ISO 965-3 E:2021 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads (ISO/DIS 965-3:2020); Text in German and English
DIN ISO 965-5:2024-04 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal threads to mate with hot dip galvanized external threads with maximum size of tolerance position h before galvanizing (ISO/DIS 965-5:2024)
DIN LN 9163-3:1980 Aerospace; ISO metric threads, selection of threads and allowances for pipe and hose fittings
DIN ISO 965-5:2002-05 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing (ISO 965-5:1998) / Note: To b...
DIN ISO 965-5 E:2024-04 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal threads to mate with hot dip galvanized external threads with maximum size of tolerance position h before galvanizing (ISO/DIS 965-5:2024); Te...
DIN 513-3 E:2019 Draft Document - Metric buttress threads; deviations and tolerances
DIN ISO 965-4:2025-06 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing (ISO 965-4:2025)
DIN ISO 965-5 E:2024 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal threads to mate with hot dip galvanized external threads with maximum size of tolerance position h before galvanizing (ISO/DIS 965-5:2024); Te.
DIN 513-3:2019-07 Draft Document - Metric buttress threads; deviations and tolerances
DIN ISO 965-4 E:2024-04 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing (ISO/DIS 965-4:2024); Text in Ger...
DIN 13-50:2017 ISO general purpose metric screw threads - Part 50: Combination of tolerance classes for formed internal screw threads
DIN 13-50:1999 ISO general purpose metric screw threads - Part 50: Combination of tolerance classes for formed internal screw threads
DIN ISO 965-2/A1:2021-01 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality - Amendment 1 (ISO 965-2:1998/DAM 1:2020); Text in German and English / Note: Date of issue 2020-12...
DIN 513-3:1985 Metric buttress threads; deviations and tolerances
DIN ISO 965-4 E:2021 Draft Document - ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing (ISO/DIS 965-4:20...
DIN ISO 965-4:2002 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing (ISO 965-4:1998)
DIN 13-26:2005-08 ISO general purpose metric screw threads - Part 26: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 252 mm to 1000 mm
DIN 802-3:2008 Tolerances on the threaded portion of taps - Part 3: Ground taps for pipe thread (G) according to DIN EN ISO 228-1 and pipe thread (Rp) according to DIN EN 10226-1 - Manufacturing tolerances on the threaded portion
DIN ISO 965-4:2021 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing (ISO/DIS 965-4:2020); Text in German
DIN 13-23:2005-08 ISO general purpose metric screw threads - Part 23: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 53 mm to 110 mm
DIN EN 22857:1990-07 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; manufacturing tolerances on the threaded portion (ISO 2857:1973 incl. AMD 1:1984 and AMD 2:1986); german version EN 22857:1989
DIN 802-3:2016 Tolerances on the threaded portion of taps - Part 3: Ground taps for pipe thread (G) according to DIN EN ISO 228-1 and pipe thread (Rp) according to DIN EN 10226-1 - Manufacturing tolerances on the threaded portion
DIN 13-22:2005-08 ISO general purpose metric screw threads - Part 22: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 25 mm to 52 mm
DIN 513-3:2020 Metric buttress threads - Part 3: Deviations and tolerances
DIN 13-20:2000-08 ISO general purpose metric screw threads - Part 20: Limits of sizes for coarse pitch threads with the prefered tolerance classes; nominal sizes from 1 mm to 68 mm
DIN 13-25:2005-08 ISO general purpose metric screw threads - Part 25: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 182 mm to 250 mm
DIN 13-24:2005-08 ISO general purpose metric screw threads - Part 24: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 112 mm to 180 mm
DIN 802-3:1985 Tolerances on the threaded portion of taps; taps for pipe threads
DIN 13-21:2005-08 ISO general purpose metric screw threads - Part 21: Limits of sizes for fine pitch threads with the preferred tolerance classes; Nominal diameter from 1 mm to 24,5 mm
DIN 13-26:1983 ISO general purpose metric screw threads - Part 26: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 252 mm to 1000 mm
DIN 13-21:1983 ISO general purpose metric screw threads - Part 21: Limits of sizes for fine pitch threads with the preferred tolerance classes; Nominal diameter from 1 mm to 24,5 mm

Bureau of Indian Standards

IS 14962-3-2022 ISO General Purpose Metric Screw Threads-Tolerances - Part 3 Limit Deviations for Screw Threads
IS 4218-5-1979 ISO Metric screw threads Part V Tolerances
IS 4218 Pt.5-1979 ISO Metric Threads Part V Tolerances
IS 7008 Pt.4-1988 ISO Metric Trapezoidal Thread Part 4 Tolerances
IS 4218 Pt.4-1976 ISO Metric Threads Part IV Tolerance System
IS 14962-5-2001 ISO General Purpose Metric Screw Threads - Tolerances-5 Limits of Sizes for Internal Screw Threads to Mate with Hot-Dip Galvanized External Screw Threads with Maximum Size of Toleracnce Position h before Galvanizing
IS 14962-4-2023 ISO General Purpose Metric Screw Threads-Tolerances -Part 4 Limits of Sizes for Hot-Dip Galvanized External Screw Threads to Mate with Internal Screw Threads Tapped with Tolerance Position H or G After Galvanizing
IS 14962-2-2001 ISO General Purpose Metric Screw Threads - Tolerances-2 Limits of Sizes for General Purpose External and Internal Screw Threads - Medium Quality
IS 8141-1976 Tolerances for aviation threads
IS 11698-3-2005 Iso Miniature Screw Threads Part 3 Tolerances (First Revision)

Standards Institution of Israel

S.I.T.D.638-1967 ISO METRIC SCREW THREAD: TOLERANCES AND FITS

Swiss Association for Standardization (SNV)

VSM 23707-1971 Metric ISO thread. ISO thread tolerance basics and notes

Yugoslav Association for Standardization

JUS M.B0.600-1985 Taps for ISO metric threads. Tolerances on the threadedportion
JUS M.B0.270-1977 ISO Metric trapezoidal screw threads. System of tolerances
JUS M.B0.510-1981 Metric screw thread with trianguiar ISO—profile. Gauges for extemal threads. Tolerances for thread gauges
JUS M.B0.511-1981 Metne screw thread with tnangular li>U-protile. bauges tor internat tnreaas. loierances ror znreaa gauges
JUS M.B0.514-1981 ISO Metric trapezoidal screw threads. Gauges for external and internat screw threads. Tolerances far thread gauges
JUS M.B0.230-1987 Metric screw thread tolerances. Numerical values of tolerances
JUS M.B0.221-1987 Metric screw thread tolerances. Numerical values of tolerances
JUS M.B0.250-1987 Metric thread tolerances with a triangular ISO profile LIMIT VALUES OF DEVIATION FOR METRIC THREADS FOR CONNECTIONS WITH PROVIDED AND UNPROVIDED CLEARANCE
JUS M.B0.072-1981 Buttress threads. System of tolerances

COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)

TCVN 2255-2008 ISO metric trapezoidal screw threads.Tolerances
TCVN 4683-3-2008 ISO general purpose metric screw threads.Tolerances.Part 3: Deviations for constructional screw threads
TCVN 1917-1993 Metric serew threads.Fit with gap.Tolerances
TCVN 3887-1984 Euthress thread.Tolerance

Ente Nazionale Italiano di Unificazione

UNI ISO 2903:1978 ISO trapezoidal metric thread. deviation
UNI 7682:1977 Ground thread dies for ISO metric threads. Manufacturing tolerances on the threaded portion.
UNI ISO 965-3:2020 ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads
UNI 7456-1975 Ground thread taps for ISO metric threads. Deviation of the threaded part of the product
UNI EN 22857:1990 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches. Manufacturing tolerances on the threaded portion.
UNI EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads - Dimensions, tolerances and designation
UNI ISO 965-2:2025 ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for internal and external threads (tolerance classes 6H and 6g for M1,6 to M100 and 5H and 6h for M1 to M1,4)
UNI ISO 965-2:2020 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality
UNI ISO 965-5:2022 ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
UNI ISO 965-5:2025 ISO general purpose metric screw threads — Tolerances — Part 5: Limits of sizes for internal threads to mate with hot-dip galvanized external threads with maximum size of tolerance position h before galvanizing
UNI ISO 965-4:2025 ISO general purpose metric screw threads — Tolerances — Part 4: Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing
UNI 7324:1974 ISO metric threads with triangular profile. Tolerance system for interference fits.
UNI ISO 965-4:2022 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
UNI 5595-1976 Slotted and castle hexagon nuts. Iso metric coarse thread. Product grade c.
UNI ISO 7-1:2003 Pipe threads where pressure-tight joints are made on the threads - Dimensions, tolerances and designation
UNI 5592-1968 Standard hexagonal nut. ISO coarse and fine pitch metric threads. Class C
UNI ISO 7-1:1984 Pipe threads where pressure-tight joints are made on the threads. Designation, dimensions and tolerances.

Standards New Zealand

NZS 1153.3:1969 Specification for screw gauge limits and tolerances - Gauges for ISO metric screw threads

National Standardisation Body (ASRO)

STAS 8164-1984 ISO GENERAL PURPOSE METRIC SCREW THREADS Tolerances Classes 6H/6g
STAS 1112/3-1980 TAPS FOR METRIC THREADS Tolerances of screw thread
STAS SR EN 22857-1996 Ground thread taps for ISO metric threads of tolerances 4H to 8H and AG to 6G coarse and fine pitches. Manufacturing tolerances on the threaded portion
STAS 7339-1965 Tapered Metric Thread Tolerances
STAS 7525-1966 Sawing machine thread tolerance
STAS 7085-1964 Taper Thread Tolerance
STAS 1112/17-1989 Taps TAPS FOR METRIC CONICAL THREAD Thread tolerances
STAS 1112/15-1990 Screw cutting tools. Taps for pipe threads. Thread tolerances
STAS 1112/18-1989 Taps TAPS. FOR BRIGGS CONICAL THREADS Thread tolerances
STAS 2700/2-1989 Threaded .fasteners TOLERANCES
STAS 1112/16-1980 TAPS FOR SEALED PROTECTIVE TUBE (IPE) THREAD Tolerances of screw thread

Associação Brasileira de Normas Técnicas

ABNT NBR ISO 2857 Versão Corrigida 1:2011 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
ABNT P-NB-183-1970 Thread calibrator, supports ISO metric threads

Gosstandart of Russia

GOST 11188-1982 Taps for metric interference thread. Tolerances for threads
GOST 17587-1972 Circular screwing dies for metric screw thread. Tolerances on thread
GOST 7250-1960 Taps for inch threads. Thread tolerances
GOST 19831-1974 Taps dies trapezoidal thread. Tolerances on thread
GOST ISO 965-5-2015 Basic norms of interchangeability. ISO general purpose metric screw threads. Tolerances. Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
GOST 24997-1981 Gauges for metric threads. Tolerances
GOST 24997-2004 Gauges for metric thread. Tolerances
GOST 18843-1973 Non-slaving taps. Thread tolerances
GOST 16925-1993 Taps. Manufacturing tolerances on the threaded portion
GOST 24475-1980 Gauges for metric taper thread. Tolerances
GOST 28094-1989 Gauges for tool cir cled tread. Tolerances

Cuban Institute of Standards and Metrology

NC 06-69-1969 ISO metric screw threads. Tolerances. Principies and basic data
NC 16-46-1981 Interchangeability Basic Standards. Metric Thread. Clearance Fit. Tolerances
NC 06-70-1969 ISO metric screw threads. Tolerances. Limits of sizes for medium quality commercial bolt and nut threads

South African Bureau of Standard

SANS 1700-2-7:2003 Fasteners Part 2: Screw threads Section 7: ISO general purpose metric screw threads - Tolerances - Deviations for constructional screw threads
SANS 1700-2-16:1996 Fasteners Part 2: Screw threads Section 16: ISO metric trapezoidal screw threads - Tolerances
SANS 1700-2-19:2003 Fasteners Part 2: Screw threads Section 19: ISO general purpose metric screw threads - Tolerances - Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing
SANS 1700-2-20:2003 Fasteners Part 2: Screw threads Section 20: ISO general purpose metric screw threads - Tolerances - Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvaniz

Belgian Standards Institute

NBN 554 F-1966 Hexagonal screws, quality standard G ISO metric thread, threaded rod with partially threaded
NBN 553 F-1966 Hexagonal screws, quality standard M ISO metric thread, threaded rod with partially threaded
NBN 624 F-1966 Hexagonal screws, quality standard G Thread Metric ISO Threaded rod below top
NBN 623 F-1966 Hexagonal screws, quality standard M Thread Metric ISO Threaded rod with thread below top
NBN 646-F-1966 The quality standard of channel screws is M or G, and the thread metric system is ISO.
NBN 555 F-1966 Hexagonal nut, quality standard M or G ISO metric thread
NBN 810-1969 Triangular thread taps, metric ISO threaded portion dimensions, ranges and tolerances
NBN 643-F-1966 Hexagon socket head screws, quality standard M. Threaded Metric ISO Threaded Rod with Partial Thread
NBN 644-F-1966 Hexagon socket head screws, quality standard M. Threaded Metric ISO Threaded rod below top
NBN 650 F-1965 Triangular thread, metric ISO 1.6MM~ 300MM size restrictions and tolerances

Korean Agency for Technology and Standards (KATS)

KS B ISO 2857-2013 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches－Manufacturing tolerances on the threaded portion
KS B 0235-2000(2020) Tolerance system for metric screw threads
KS B 0235-2020 Tolerance system for metric screw threads
KS B ISO 2857-2005(2010) Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches－Manufacturing tolerances on the threaded portion
KS B 0237-2023 Tolerance system for metric trapezoidal screw threads
KS B 0237-1983 Tolerance system for metric trapezoidal screw threads
KS B 0237-2008(2018) Tolerance system for metric trapezoidal screw threads
KS B ISO 2857:2005 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches-Manufacturing tolerances on the threaded portion
KS B ISO 228-1:2007 Pipe threads where pressure － tight joints are not made on the threads － Part 1: Dimensions, tolerances and designation
KS B ISO 2857:2013 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches－Manufacturing tolerances on the threaded portion
KS B 0238-2016 Tolerance system for threaded fasteners

European Committee for Standardization (CEN)

EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation ISO 228-1: 2000
EN 22857:1989 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches; manufacturing tolerances on the threaded portion (ISO 2857:1973 encl. AMD 1:1984 and AMD 2:1986)

Japanese Industrial Standards Committee (JISC)

JIS B 0209-3 ERRATUM 1:2002 ISO general purpose metric screw threads -- Tolerances -- Part 3: Deviations for constructional screw threads (Erratum 1)
JIS B 0215:1982 Tolerance system for metric screw threads
JIS B 0209-3:2001 ISO general purpose metric screw threads -- Tolerances -- Part 3: Deviations for constructional screw threads
JIS B 0217-2:2013 ISO metric trapezoidal screw threads.Tolerances .Part 2: Limits of sizes for external and internal screw thread
JIS B 0217:1980 Tolerance system for metric trapezoidal screw threads
JIS B 0209-5:2001 ISO general purpose metric screw threads -- Tolerances -- Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
JIS B 0217-1:2013 ISO metric trapezoidal screw threads.Tolerances .Part 1: Principles and basic data

Kenya Bureau of Standards

KS 06-323-1982 KENYA STANDARD SPECIFICATION FOR ISO METRIC THREADS

Finnish Standards Institute

SFS 2003-1966 Tolerances of thread dimensions in metric ISO-thread statistics. Diameter 1.6...39mm
SFS 2004-1966 Tolerances of thread dimensions in metric ISO-thread statistics. Diameter 40...100mm
SFS B.1.52-1961 Metrinen ISO-karkeakierre

Lithuanian Standards Office

LST EN 22857-2001 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion (ISO 2857:1973 + A1:1984 +A2:1986)

Standard Association of Australia （SAA）

AS B47:1929 Screw threads and their tolerances

North Korea Standardization Committee

KPS 2551-4-2002 ISO general purpose metric screw threads-Tolerances-Part 4:Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 965-2:2008 ISO general purpose metric screw threads – Tolerances – Part 2: Limits of sizes for general purpose external and internal screw threads – Medium quality
OS GSO ISO 965-5:2008 ISO general purpose metric screw threads – Tolerances – Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing
OS GSO ISO 5864:2008 inch screw threads – Allowances and tolerances

Tanzania Bureau of Standards

TZS 171-1983 Tanzania Standard ISO General purpose metric screw threads — Tolerances: Limits of sizes for commercial bolt and nut threads — Medium quality

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