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 6145-01-616-2668
NSN 5950-00-271-3210
NSN 5996-00-597-2234
NSN 5965-00-247-4886
NSN 5985-00-518-1748
NSN 6220-01-190-6906
NSN 5895-01-401-5388
NSN 6130-01-381-7103
NSN 5985-00-358-2547
NSN 5930-01-534-9861
NSN 6220-01-634-0660
NSN 4140-00-264-5796