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 5855-01-329-4006
NSN 6135-00-500-0085
NSN 5996-00-671-7304
NSN 6685-01-349-4450
NSN 2925-00-480-9068
NSN 6650-00-389-4111
NSN 6150-00-514-3040
NSN 5985-01-229-7705
NSN 6620-01-223-9025
NSN 5950-01-580-8893
NSN 5895-00-772-9386
NSN 6145-01-160-7658