An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5965-01-089-8579
NSN 6145-01-179-6630
NSN 5905-01-586-2091
NSN 5935-01-206-4432
NSN 6645-00-055-2170
NSN 6645-01-544-9475
NSN 6135-01-334-3935
NSN 6110-01-382-8543
NSN 6620-00-935-1321
NSN 5998-01-507-7651
NSN 5905-01-370-2698
NSN 6150-01-012-1409