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 5975-01-147-4781
NSN 5920-00-925-2639
NSN 5855-01-180-5369
NSN 5915-01-542-5983
NSN 5960-00-912-9285
NSN 5895-00-837-3441
NSN 5965-01-192-5025
NSN 6610-01-189-3001
NSN 6320-00-681-1324
NSN 5996-00-181-0207
NSN 5965-01-499-6889
NSN 5935-00-724-2214