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 6240-01-110-5155
NSN 5998-01-343-2384
NSN 6105-01-439-6684
NSN 5935-01-271-6590
NSN 5945-01-409-2718
NSN 6610-01-314-3659
NSN 6620-01-398-8986
NSN 6105-01-423-1417
NSN 5895-01-356-7385
NSN 6150-01-211-6659
NSN 6240-00-526-0243
NSN 6320-01-512-2031