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 6685-01-529-6990
NSN 5930-01-430-3471
NSN 5999-01-120-1269
NSN 7035-00-185-8683
NSN 5999-00-468-5734
NSN 6110-01-393-9187
NSN 5895-01-279-7951
NSN 5960-01-585-6385
NSN 6620-00-735-2892
NSN 6145-01-357-6288
NSN 5985-00-079-0598
NSN 5945-00-808-9756