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 6105-01-208-0173
NSN 5999-01-255-9036
NSN 5915-01-085-6528
NSN 5925-01-296-2882
NSN 6130-00-561-9215
NSN 5905-01-106-8222
NSN 5975-01-040-0373
NSN 5999-01-312-2491
NSN 2925-01-465-3437
NSN 5935-01-502-6564
NSN 5905-01-214-2375
NSN 6105-00-776-5885