No other part numbers with same form, fit, and function found.
A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5920-00-852-2401
NSN 5998-01-466-0189
NSN 5905-01-262-0082
NSN 5998-01-273-5991
NSN 4140-00-110-4524
NSN 6220-01-473-2116
NSN 2925-00-636-4026
NSN 6150-00-145-8922
NSN 5975-01-423-9387
NSN 5990-01-485-0260
NSN 6150-01-633-9375
NSN 5996-01-614-9986