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 5996-01-377-8219
NSN 5960-01-010-1497
NSN 5999-01-455-5566
NSN 2925-01-394-9658
NSN 5915-00-155-4766
NSN 5935-01-220-5521
NSN 6650-00-477-9946
NSN 5835-01-160-7282
NSN 6130-01-414-1394
NSN 5960-00-844-5967
NSN 5996-00-456-8705
NSN 4140-01-110-0188