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 6220-00-081-6429
NSN 5960-01-226-6898
NSN 4140-00-869-1435
NSN 6320-01-631-7828
NSN 5930-01-468-6478
NSN 5945-01-243-6925
NSN 2925-01-359-9818
NSN 5985-01-591-0112
NSN 5915-00-816-9056
NSN 5915-01-442-6484
NSN 5895-00-680-9784
NSN 6320-00-270-8222