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 6240-01-468-3109
NSN 5996-01-367-6557
NSN 6650-01-508-3651
NSN 6135-01-434-0417
NSN 5895-01-148-2156
NSN 5996-00-476-8617
NSN 6110-01-370-4984
NSN 5910-01-143-3085
NSN 6645-00-947-0625
NSN 6650-00-842-5463
NSN 5855-01-154-3871
NSN 6150-00-933-0657