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 5895-00-468-4103
NSN 6105-01-441-9312
NSN 5950-01-068-9934
NSN 6110-00-188-9874
NSN 5910-00-948-3130
NSN 5895-01-548-3138
NSN 5915-01-174-5623
NSN 6240-01-341-8105
NSN 6320-01-255-2096
NSN 6220-01-512-2028
NSN 6135-01-205-5965
NSN 5975-01-627-4264