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 6105-01-144-5473
NSN 6105-01-535-4080
NSN 5965-01-042-2001
NSN 5960-01-325-2241
NSN 5950-01-533-1055
NSN 5996-01-607-7035
NSN 5920-01-218-1733
NSN 6110-01-342-9343
NSN 6650-01-127-2835
NSN 6105-00-967-8367
NSN 5999-01-028-0803
NSN 6110-01-554-9483