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 5905-01-392-5611
NSN 6685-00-055-5913
NSN 5935-00-942-1559
NSN 5920-01-159-5101
NSN 6320-00-646-3311
NSN 5998-00-823-8488
NSN 6240-01-068-3491
NSN 5960-01-103-3150
NSN 5950-01-147-5662
NSN 6105-00-005-8505
NSN 5998-01-309-9711
NSN 7035-01-449-9138