MIL-S-24240/4 › Complete Document History
Screws, Collar, 12-Point, External Wrenching Unified Fine Thread, Class 3a (Superseded by SAE-J58 Flanged 12-Point Screws)
Obsolete Revision Information: |
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CAN NOT 1 - SCREW, COLLAR, 12-POINT, EXTER - Dec. 11, 1987
BASE - SCREW, COLLAR, 12-POINT, EXTER - Dec. 30, 1966 |