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 6685-01-624-6149
NSN 5975-01-461-2382
NSN 6320-01-268-3072
NSN 6150-01-648-2430
NSN 2925-00-660-8131
NSN 5975-00-758-4549
NSN 5998-01-314-1232
NSN 6650-01-246-4262
NSN 6150-00-683-5349
NSN 6110-00-602-2225
NSN 5910-01-046-2585
NSN 6650-00-273-8732