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 5945-00-959-0085
NSN 5975-01-326-4677
NSN 5998-00-541-8792
NSN 5905-01-201-7845
NSN 6645-01-069-3286
NSN 5905-01-481-2264
NSN 6650-01-633-9147
NSN 5935-01-465-2228
NSN 6130-01-244-4810
NSN 5935-01-188-6189
NSN 6110-01-591-6770
NSN 6105-01-205-6544