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 5950-01-369-1838
NSN 5925-01-421-4473
NSN 5975-00-754-5299
NSN 5965-00-554-4138
NSN 5996-00-754-4057
NSN 6135-01-400-2947
NSN 5930-01-027-6533
NSN 6610-00-597-3095
NSN 6650-00-283-0978
NSN 5950-00-179-9888
NSN 4140-00-012-3506
NSN 6105-01-372-3369