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 2925-01-364-7926
NSN 5960-01-054-3752
NSN 5998-01-068-4992
NSN 2925-01-384-4139
NSN 5945-00-452-6782
NSN 5960-00-775-9056
NSN 6105-01-568-3000
NSN 5915-01-534-7614
NSN 5950-01-429-8956
NSN 6135-00-726-4142
NSN 6135-00-826-4798
NSN 7035-01-397-5009