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 5925-01-435-5869
NSN 5998-01-625-6426
NSN 6240-01-371-3436
NSN 5950-01-545-7390
NSN 5999-01-446-6792
NSN 6240-01-100-1279
NSN 5975-00-457-0611
NSN 6610-01-458-6743
NSN 5855-01-550-5219
NSN 6320-01-425-1417
NSN 6620-01-323-3587
NSN 6130-01-602-4034