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 6150-01-488-6166
NSN 6135-01-468-6491
NSN 5990-00-880-1299
NSN 5925-01-101-3386
NSN 6220-00-194-3827
NSN 5835-00-660-4523
NSN 5996-01-507-1515
NSN 5855-01-465-4083
NSN 5925-01-525-5332
NSN 5950-01-336-0232
NSN 6105-01-446-8105
NSN 6105-01-336-4033