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 6650-01-019-7521
NSN 5965-01-237-3342
NSN 5965-00-594-3115
NSN 5998-01-258-1294
NSN 6220-01-555-7467
NSN 5985-01-398-0004
NSN 5905-01-433-0803
NSN 5895-01-413-6937
NSN 7035-00-497-8784
NSN 5999-00-043-0303
NSN 5945-01-342-5876
NSN 5930-01-573-6512