GB/T 304.9-1981
Replaced
T/ZZB 1839-2020
Active
Group standards
T/ZZB 1839-2020 High-precision roller needle
T/ZZB 1839-2020 High-precision roller needle
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 1839-2020
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Rolling bearings
ICS Name:
Rolling bearings
Publish Date:
2020-11-16
Implement Date:
2020-11-30
Scope
Main technical content: This document specifies the terms and definitions, classification, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of high-precision needle rollers (hereinafter referred to as needle rollers). This document is applicable to needle rollers used in automotive rolling bearings and commercial needle rollers.
Development Information
Related Standards
GB/T 7948-1987
Replaced
GB/T 7948-1987 Test method for PV limit of plastics bearings
GB/T 12764-1991
Replaced
GB/T 12764-1991 Rolling bearings—Needle roller bearings, drawn cup, without inner ring—Boundary dimension plan
GB/T 275-1993
Replaced
GB/T 275-1993 Shaft and housing fits for rolling bearings
GB/T 4662-1993
Replaced
GB/T 4662-1993 Rolling bearings—Static load ratings
GB/T 4604-1993
Replaced