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 5999-00-230-9304
NSN 5975-01-581-3429
NSN 5935-00-243-8292
NSN 6145-01-307-7804
NSN 6150-01-618-1175
NSN 6130-00-237-0211
NSN 6650-01-477-0073
NSN 6685-00-212-4531
NSN 6685-01-101-0261
NSN 5965-01-464-7983
NSN 5965-00-439-6287
NSN 5920-01-422-1866