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 5910-01-138-1909
NSN 5910-00-917-1885
NSN 5975-00-651-3919
NSN 5920-00-613-3116
NSN 6685-01-097-7628
NSN 5935-00-855-4773
NSN 5835-00-594-4921
NSN 5895-00-608-8703
NSN 6110-01-141-4915
NSN 6150-01-166-9448
NSN 5895-01-422-0593
NSN 6320-00-779-5923