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 6240-01-617-8254
NSN 6320-01-631-7828
NSN 5990-01-061-5618
NSN 5910-01-654-2723
NSN 6220-01-507-7641
NSN 5925-01-407-4105
NSN 4140-01-005-0154
NSN 5915-01-141-6726
NSN 5910-00-159-6195
NSN 4140-00-998-0198
NSN 2925-01-121-3355
NSN 5905-00-055-3634