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 5935-00-061-3630
NSN 5960-00-834-4045
NSN 6320-00-731-6134
NSN 5996-01-104-7884
NSN 5965-00-617-5731
NSN 6650-00-959-6869
NSN 5835-01-424-0054
NSN 6150-00-923-7742
NSN 5895-00-218-1355
NSN 6685-01-301-5390
NSN 5930-01-122-7293
NSN 5925-01-108-9159