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 5910-00-376-9768
NSN 5905-01-059-7386
NSN 6620-01-062-7163
NSN 5895-01-527-9071
NSN 5910-01-239-2037
NSN 5905-00-883-0981
NSN 5930-01-628-4872
NSN 6110-01-171-9752
NSN 6220-00-882-1647
NSN 5960-01-632-6576
NSN 5930-01-211-7779
NSN 6320-01-085-8845