No other part numbers with same form, fit, and function found.
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 6130-01-459-2883
NSN 6110-01-420-7849
NSN 5998-00-401-9675
NSN 6150-01-227-4477
NSN 6620-01-581-5301
NSN 6610-00-782-6892
NSN 6320-01-384-3850
NSN 5930-00-283-7366
NSN 5935-01-418-9065
NSN 6645-01-618-8501
NSN 5925-00-061-8708
NSN 6220-01-616-1348