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.
Classification: Nuts of iron or steel
NSN 6320-01-643-0850
NSN 5999-01-003-1943
NSN 6150-01-572-3795
NSN 6240-01-609-1699
NSN 5998-01-415-4697
NSN 5960-01-604-1158
NSN 5990-01-516-9665
NSN 6130-01-418-6359
NSN 5925-00-395-3566
NSN 5999-01-134-5406
NSN 6685-01-553-2799
NSN 6650-00-446-8787