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 5910-01-498-5075
NSN 6105-01-648-8053
NSN 6105-01-482-1267
NSN 5960-01-292-6062
NSN 6645-01-373-2262
NSN 5975-01-062-7718
NSN 6220-00-018-4484
NSN 5950-01-012-2968
NSN 5996-01-462-1631
NSN 6150-01-378-6736
NSN 5935-00-596-1755
NSN 5999-00-736-4198