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 6110-01-618-0945
NSN 5965-01-130-8262
NSN 6105-01-478-0548
NSN 5835-00-408-5499
NSN 5910-01-524-2834
NSN 5910-00-259-5119
NSN 5985-01-073-1529
NSN 5996-01-273-5483
NSN 5905-01-200-6246
NSN 6620-01-564-1810
NSN 6240-01-023-2013
NSN 6650-01-155-5217