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 5930-01-586-6552
NSN 5930-01-455-5438
NSN 6645-01-023-8020
NSN 5960-01-170-4057
NSN 6135-00-862-5736
NSN 6150-01-003-8940
NSN 5915-01-433-2128
NSN 5905-01-082-1290
NSN 4140-00-857-3202
NSN 5855-00-757-5149
NSN 6620-01-102-0008
NSN 5975-00-539-7300