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 5945-01-250-2518
NSN 6145-01-150-4066
NSN 5910-01-112-2444
NSN 6150-01-499-3346
NSN 4140-00-853-3889
NSN 5930-00-866-0230
NSN 5835-01-325-5677
NSN 5935-01-535-6712
NSN 6145-01-651-5940
NSN 5895-00-518-1593
NSN 5915-00-240-3812
NSN 5835-01-233-7033