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 4140-00-045-4586
NSN 5930-01-497-8123
NSN 6685-01-089-7403
NSN 6320-00-403-6003
NSN 6620-01-561-5310
NSN 5975-01-646-0874
NSN 5965-00-303-9701
NSN 6105-01-563-5897
NSN 2925-01-041-1173
NSN 6110-01-233-1532
NSN 5990-01-080-0097
NSN 5950-01-116-6396