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 5835-00-092-1136
NSN 5920-01-319-1864
NSN 5895-01-391-5682
NSN 6240-01-080-5797
NSN 6110-00-079-8508
NSN 5935-00-113-9305
NSN 6620-00-292-7000
NSN 6150-01-177-1732
NSN 5999-01-218-6575
NSN 6240-01-535-6520
NSN 6220-00-959-8030
NSN 6650-01-280-3547