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International Standard Category: Rolling bearings

GB/T 309-2000    Rolling bearings-Needle rollers
滚动轴承 滚针 ;
Category No.:21.100.20 Valid Status:superseded
Issued Organization:State Quality and Technology Supervision Bureau Issued Date:2000-10-17
Implemented Date:2001-5-1 Abolished Date:
Superseded Standard.:GB/T 309-2021 Rolling bearings—Needle roller
Superseded Date:2022-7-1
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