A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
NSN 5855-00-149-0766
NSN 6145-00-849-9758
NSN 6685-01-645-5828
NSN 5950-01-578-7152
NSN 6150-01-602-2010
NSN 6240-00-169-6408
NSN 5925-00-025-1339
NSN 5935-01-603-3400
NSN 5935-01-005-2810
NSN 5998-00-269-5226
NSN 2925-01-535-7235
NSN 6240-01-177-6386