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 5975-01-373-7679
NSN 6135-01-512-8740
NSN 5925-01-343-0097
NSN 5930-00-615-8020
NSN 5925-01-045-3805
NSN 6150-00-241-5439
NSN 6105-01-157-2436
NSN 5925-01-044-5508
NSN 5965-01-535-0718
NSN 6620-01-411-4434
NSN 6645-01-444-8918
NSN 6110-01-468-7054