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International Standard Category: Rolling bearings |
Category No.: | 21.100.20 | Valid Status: | superseded |
Issued Organization: | NDRC | Issued Date: | 2007-03-06 |
Implemented Date: | 2007-9-1 | Abolished Date: | |
Superseded Standard.: | JB/T 7750-2023 Rolling bearings - Self-aligning thrust roller bearings-Specifications |
Superseded Date: | 2024-7-1 |
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