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 5905-01-367-0509
NSN 6130-00-470-7825
NSN 6650-01-060-3628
NSN 6150-00-951-3420
NSN 7035-01-187-0266
NSN 6610-00-973-2453
NSN 6610-00-610-0228
NSN 5975-00-252-2777
NSN 6220-01-442-1912
NSN 4140-01-618-6417
NSN 5960-01-081-3949
NSN 5935-01-547-3612