A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5975-01-040-0373
NSN 5999-00-419-3998
NSN 5930-01-536-6131
NSN 5945-00-389-7948
NSN 5935-01-305-5218
NSN 5975-00-762-8051
NSN 5925-01-396-4191
NSN 5915-00-921-3375
NSN 6145-01-433-6858
NSN 6150-00-935-5239
NSN 6145-01-355-7192
NSN 2925-01-629-9416