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 6110-00-231-9493
NSN 5835-00-391-8655
NSN 5930-01-166-0062
NSN 5920-01-535-4089
NSN 5910-00-933-0597
NSN 6240-01-007-4516
NSN 5930-01-523-0239
NSN 5960-01-354-0762
NSN 5910-01-550-1052
NSN 5965-01-622-8875
NSN 5990-01-177-2838
NSN 5835-01-128-9331