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 6130-01-281-7268
NSN 5930-01-069-5031
NSN 5998-00-835-3147
NSN 5905-00-248-7443
NSN 5935-00-950-3818
NSN 5920-00-127-9992
NSN 6150-01-012-3107
NSN 5930-01-216-6729
NSN 5925-01-069-6042
NSN 5985-01-119-7401
NSN 6105-01-010-2801
NSN 5985-00-740-7154