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 5915-00-542-2179
NSN 5910-01-537-0532
NSN 6145-01-611-2412
NSN 6105-00-821-4659
NSN 6110-01-485-3282
NSN 5925-00-097-7490
NSN 5935-00-889-1771
NSN 6150-00-904-9580
NSN 5945-01-365-7667
NSN 5990-00-112-2440
NSN 6110-01-208-3448
NSN 5915-00-494-6067