GB/T 304.9-1981
Replaced
T/ZZB 3091-2023
Active
Group standards
T/ZZB 3091-2023 Rolling bearing bicycle steering bearing
T/ZZB 3091-2023 Rolling bearing bicycle steering bearing
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 3091-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Rolling bearings
ICS Name:
Rolling bearings
Publish Date:
2023-06-30
Implement Date:
2023-07-30
Pages:
16 pages
Scope
Main technical content: This document specifies the terms and definitions, symbols, bearing code numbering methods, structural types, basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and quality commitments for bicycle steering wheel bearings (hereinafter referred to as "bearings"). This document is applicable to bicycle steering wheel bearings with a nominal outer diameter of 20mm to 80mm and a contact angle of 25°.
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