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 5920-01-484-9924
NSN 7035-01-594-5397
NSN 6240-00-146-9322
NSN 5925-01-467-9910
NSN 6130-01-590-2392
NSN 2925-01-076-6128
NSN 5985-01-522-9600
NSN 5998-01-224-6642
NSN 5925-01-366-4222
NSN 5996-01-107-7824
NSN 5960-00-525-1898
NSN 6145-01-575-8783