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 6145-00-241-1770
NSN 6105-00-148-5859
NSN 5990-01-254-2936
NSN 5990-01-089-9694
NSN 5835-00-148-9719
NSN 5950-01-371-3069
NSN 7035-00-150-2379
NSN 5999-01-559-3967
NSN 5835-01-268-1924
NSN 5950-01-007-6872
NSN 6220-00-192-8948
NSN 4140-01-128-2701