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 5945-01-452-0776
NSN 5895-01-285-5086
NSN 5910-01-431-3686
NSN 6610-01-396-5628
NSN 6620-00-312-8743
NSN 5835-01-606-8768
NSN 5920-01-259-0814
NSN 5950-00-479-2162
NSN 6320-01-039-5891
NSN 5950-00-586-3564
NSN 6110-01-237-2548
NSN 5950-00-754-9671