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 6145-01-062-2568
NSN 5975-00-041-1426
NSN 6610-00-042-8461
NSN 6130-00-089-8126
NSN 6610-00-273-9019
NSN 6110-01-148-3609
NSN 6220-01-592-6113
NSN 6645-01-329-8151
NSN 5999-01-215-8773
NSN 6135-01-478-4657
NSN 5996-01-062-0807
NSN 5996-01-599-3117