IS 8856 : Part 1 : 2025 Weld Nuts - Specification - Part 1 Hexagon Nuts

ICS 21.060.20

PGD 37

Revised Standard from Last Update.

1 SCOPE

This standard specifies the requirements for hexagonal weld nuts with metric coarse pitch threads from sizes M3 to M16 and with metric fine pitch threads from sizes M8 to M16 and with inch thread of size 7/16-20.

2 REFERENCES

The standards listed in Annex A contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards.

IS No	Title
IS 513 (Part 1) : 2016	Cold reduced carbon steel sheet and strip: Part 1 Cold forming and drawing purpose (sixth revision)
IS 1367	Technical supply conditions for threaded steel fasteners:
(Part 1) : 2014/ISO 8992 : 2005	General requirements for bolts, screws, studs and nuts (fourth revision)
(Part 2) : 2002/ISO 4759-1	Tolerances for fasteners - Bolts, screws, studs and nuts - Product grades A, B and C (third revision)
(Part 3) : 2017/ISO 898-1 : 2013	Mechanical properties of fasteners made of carbon steel and bolts, screws and studs (fifth revision)
(Part 6) : 2025/ISO 898-2 : 2022	Mechanical properties of fasteners made of carbon steel and alloy steel - Nuts with specified property classes (fifth revision)
(Part 11) : 2024/ISO 4042 : 2022	Electroplated coating systems (fifth revision)
(Part 17) : 2023/ISO 3269 : 2019	Inspections sampling and acceptance procedure (fifth revision)
IS 4218 (Part 3) : 2025/ISO 724 : 2023	ISO general purpose metric screw threads: Part 3 Basic dimensions (second revision)
IS 14962 (Part 1) : 2018/ISO 965-1 : 2013	ISO general purpose metric screw threads - Tolerances: Part 1 Principles and basic data (first revision)