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 5996-01-456-4419
NSN 6220-01-426-4360
NSN 5905-00-066-4093
NSN 6685-00-341-1877
NSN 5930-01-321-3947
NSN 7035-01-040-6373
NSN 6240-00-166-2271
NSN 5855-00-916-2236
NSN 6130-00-794-6226
NSN 5935-01-094-6372
NSN 5920-00-350-9474
NSN 5915-01-266-3143