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 5910-00-258-8383
NSN 6650-01-459-4691
NSN 5998-01-310-8324
NSN 6135-01-633-8502
NSN 5950-01-551-6253
NSN 5905-01-211-6042
NSN 6320-01-228-2380
NSN 4140-01-127-0032
NSN 6105-00-123-1948
NSN 6645-00-052-3201
NSN 5915-01-406-3271
NSN 6650-01-560-8576