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 5905-01-431-5578
NSN 6105-01-660-9656
NSN 5835-00-334-6556
NSN 5975-01-383-3302
NSN 5905-01-382-4770
NSN 6220-00-510-7899
NSN 5999-00-282-3150
NSN 6620-01-391-7331
NSN 6620-01-462-1625
NSN 6610-00-936-7323
NSN 6320-01-262-8642
NSN 5945-01-406-3497