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 5930-01-495-6732
NSN 6620-00-959-6614
NSN 5930-01-070-6901
NSN 2925-00-404-6461
NSN 5910-01-432-3495
NSN 6145-01-550-4092
NSN 5945-01-565-0657
NSN 7035-01-271-1643
NSN 7035-01-003-1944
NSN 5965-00-146-8588
NSN 5975-00-994-2945
NSN 4140-01-137-3264