A nut having 6 flat sides and a cone seat bearing surface. Items may have a removable collar. See also nut (1), plain, single ball seat, hexagon.
NSN 5996-01-323-0166
NSN 6150-01-428-2928
NSN 6110-01-272-1864
NSN 6130-01-445-9895
NSN 5930-01-507-2557
NSN 5925-01-308-8548
NSN 7035-01-369-1445
NSN 6685-00-958-1860
NSN 5855-01-603-0736
NSN 6320-01-519-8767
NSN 2925-00-928-5931
NSN 6130-01-514-2726