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 5985-00-995-1588
NSN 6130-01-211-9919
NSN 5975-01-074-2874
NSN 5855-01-154-1402
NSN 6145-01-658-6995
NSN 7035-01-583-6465
NSN 6620-01-584-6116
NSN 5930-01-269-2218
NSN 5920-00-825-2572
NSN 5999-01-609-8691
NSN 6220-00-212-9098
NSN 5895-00-199-4964