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 5855-01-075-1292
NSN 2925-01-583-0736
NSN 6110-01-478-3588
NSN 4140-00-243-6664
NSN 5945-01-183-3768
NSN 6110-01-604-9806
NSN 5910-00-908-9646
NSN 5905-01-456-4768
NSN 5965-01-137-3769
NSN 4140-00-185-2993
NSN 6240-00-326-2966
NSN 2925-01-116-1683