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 5930-01-657-8267
NSN 5985-00-553-9735
NSN 6145-00-145-8573
NSN 5835-01-501-0526
NSN 5975-00-915-5834
NSN 4140-01-073-6199
NSN 6685-01-634-0611
NSN 6320-01-412-2973
NSN 5895-00-785-4815
NSN 6150-01-107-2805
NSN 6685-00-513-4971
NSN 5905-01-555-0047