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 5895-01-006-7932
NSN 5935-00-221-3720
NSN 5935-01-193-8434
NSN 5950-01-170-4288
NSN 5996-01-412-4393
NSN 6110-00-237-4862
NSN 5930-01-388-8314
NSN 4140-01-530-9251
NSN 5950-01-603-9808
NSN 5950-01-509-2250
NSN 5998-00-492-1488
NSN 6145-01-601-1717