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 6220-01-277-5812
NSN 6110-00-784-4008
NSN 6220-01-507-3373
NSN 6685-01-548-8241
NSN 6150-01-327-0774
NSN 5915-01-333-1280
NSN 6610-00-303-9647
NSN 5925-01-462-5438
NSN 5910-00-658-3409
NSN 5965-01-036-1325
NSN 6650-00-078-5773
NSN 5975-00-361-7793