IS 4217 : 2020 Rolling Bearings - Needle Rollers - Specification

ICS 21.100.20 PGD 13

Revised Standard from Last Update.

1 SCOPE

This Indian Standard specifies the requirements such as material, dimensional and geometrical characteristics, designation, manufacture, finish and packaging for needle rollers.

2 REFERENCES

The standards given below 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 editions of the standard indicated below:

IS No. Title

1501 (Part 1) : 2013 Metallic materials — Vickers hardness test: Part 1 Test method (fourth revision)

1586 (Part 1) : 2018 Metallic materials — Rockwell hardness test: Part 1 Test method (fifth revision)

2399 : 2019 Rolling bearings — Vocabulary (second revision)

3073 : 1967 Assessment of surface roughness

4398 : 1994 Carbon — Chromium steel for the manufacture of balls, rollers and bearing races — Specification (second revision)

4905 : 2015 Random sampling and randomization procedures (first revision)

16736 : 2020 Rolling bearings — Needle rollers — Boundary dimensions, geometrical product specifications (GPS) and tolerance values (first revision)

17111 : 2019 Heat-treated steels, alloy steels and free-cutting steels — Ball and roller bearing steels