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 5960-00-158-4841
NSN 6150-01-384-2891
NSN 5996-00-143-4783
NSN 5999-01-532-3425
NSN 5960-01-139-3136
NSN 6650-01-227-6032
NSN 5930-00-784-7967
NSN 6130-01-320-5107
NSN 6650-01-381-2972
NSN 5945-00-646-8020
NSN 5915-00-446-9136
NSN 5960-00-378-1268