A cylindrical-shaped nut, internally and externally threaded, with a flanged cone or ball seat and a square wrenching head. The internal threads are used to secure the inner wheel and the external threads receive the outer wheel securing nut.
Classification: Nuts of iron or steel
NSN 4140-01-407-0437
NSN 5920-00-271-3217
NSN 5975-01-485-5375
NSN 6130-00-191-7347
NSN 6320-01-006-6138
NSN 5895-01-126-6619
NSN 5915-00-035-4462
NSN 5975-00-269-4365
NSN 5999-01-040-1764
NSN 4140-00-150-8265
NSN 6130-00-821-1671
NSN 7035-00-286-6221