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 5996-01-140-6084
NSN 6130-01-363-9613
NSN 6220-01-003-9126
NSN 6145-01-148-5948
NSN 6320-00-261-9136
NSN 5990-00-774-6537
NSN 5930-01-514-6810
NSN 5985-01-430-3497
NSN 6110-01-273-3136
NSN 5945-00-246-5740
NSN 6110-01-061-0598
NSN 5835-01-123-8305