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 5999-00-189-8191
NSN 5910-00-204-9571
NSN 5990-00-469-7654
NSN 5996-00-538-7829
NSN 6610-01-168-0597
NSN 5999-01-371-5616
NSN 6320-01-426-1324
NSN 5925-01-105-9835
NSN 5930-00-083-5844
NSN 5965-01-323-7225
NSN 6130-00-541-8468
NSN 6685-01-141-9255