- GB/T 921-1986 Wire lock ring
- GB/T 896-1986 Open ring
- GB/T 895.2-1986 Shaft with steel ring
- GB/T 895.1-1986 Hole with wire ring
- GB/T 894.1-1986 Shaft with elastic ring type A
- GB/T 893.1-1986 Hole with a flexible ring type A
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