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 5985-00-283-7313
NSN 5935-01-462-1324
NSN 7035-00-756-4374
NSN 5915-01-194-9871
NSN 5945-01-298-1198
NSN 5925-00-889-4990
NSN 5996-01-033-4061
NSN 5915-00-568-9409
NSN 6685-01-325-4218
NSN 5930-00-410-4620
NSN 5945-00-222-5994
NSN 6130-01-422-4177