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 5925-01-445-0465
NSN 6610-01-271-1205
NSN 2925-01-387-0870
NSN 5835-01-209-6410
NSN 5975-01-279-2641
NSN 7035-00-494-4575
NSN 5996-01-009-5482
NSN 6220-00-205-2040
NSN 5835-01-160-7282
NSN 6610-00-862-5901
NSN 6150-00-374-0409
NSN 5999-00-043-4397