A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5996-01-180-5834
NSN 6610-00-060-0871
NSN 5996-00-161-4202
NSN 5915-01-181-6626
NSN 6650-00-210-4399
NSN 4140-01-528-9611
NSN 5950-00-994-1987
NSN 6105-01-175-6031
NSN 5999-00-692-6514
NSN 5925-01-160-6240
NSN 7035-01-111-7206
NSN 6105-01-256-9136