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 5895-00-070-5527
NSN 6130-00-199-0514
NSN 6145-00-923-2141
NSN 5935-00-688-4622
NSN 7035-00-760-5479
NSN 6320-01-296-3181
NSN 6130-01-388-2973
NSN 2925-01-633-4048
NSN 7035-01-024-9511
NSN 6110-00-044-3054
NSN 5925-00-536-0683
NSN 6145-01-514-7305