A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6650-01-630-3410
NSN 2925-00-734-9380
NSN 6150-01-089-3951
NSN 6610-00-435-1493
NSN 6685-01-446-1095
NSN 2925-01-589-9136
NSN 6620-01-421-3917
NSN 5905-01-246-3828
NSN 5990-01-048-1056
NSN 6620-01-615-2322
NSN 6320-01-232-4664
NSN 6240-01-472-2950