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 5920-00-466-3950
NSN 6110-01-609-8873
NSN 7035-01-220-6392
NSN 6320-01-536-3077
NSN 5985-00-519-6599
NSN 6105-01-566-1293
NSN 5905-00-452-1367
NSN 5895-01-347-1016
NSN 5965-01-042-2001
NSN 6645-00-004-8628
NSN 5965-00-006-3104
NSN 5985-00-012-0286