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 5935-01-113-9391
NSN 5950-00-036-6681
NSN 6110-01-423-9193
NSN 6135-01-244-3211
NSN 6150-01-517-8498
NSN 6105-00-135-9821
NSN 6110-00-361-6510
NSN 5999-01-263-1769
NSN 5835-00-280-8494
NSN 6145-00-071-4937
NSN 5990-01-054-3332
NSN 7035-01-656-7571