IS 7795 : 2004 Hexagon Nuts with Collar - Specification

ICS 21.060.20 PGD 37
Reaffirmed 2021

1 Scope

This standard covers the requirements of hexagon nuts with collar in thesize range
of M 8 to M 36 mm.

2 References

IS 1367 Technical supply conditions for threaded steel fasteners:

Part 1 : 2002 General requirements of bolts, screws, studs and nuts

Part 2 : 2002 Tolerance for fasteners - Bolts, screws, studs and nuts - Product
grades A, B and C

Part 6 : 1994 Mechanical properties and test methods for nuts with specified proof load

Part 10 : 2002 Surface discontinuity of nuts

Part 13 : 1983 Hot-dip galvanized coating on threaded fasteners

Part 17 : Inspection, sampling and acceptance procedure

Part 18 : 1996 Packaging

IS 4218 ISO General purpose metric screw thread :

Part 1 : 2001 Basic and design profiles

Part 2 : 2001 General plan

Part 3 : 1999 Basic dimensions

Part 4 : 2001 Selected sizes for screws, bolts and nuts

IS 14962 ISO general purposes metric screw threads - Tolerances:

Part 1 : 2001 Principles and basic details

Part 2 : 2001 Limits of sizes for general purposes internal and external screw threads -
Medium quality

Part 3 : 2001 Deviations for constructional screw threads

Part 4 : 2001 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

Part 5 : 2001 Limits of sizes for hot-dip galvanized internal screw threads to mate with
external screw threads with maximum size of tolerance position h before galvanizing