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 5945-01-137-1190
NSN 6150-01-214-3647
NSN 6105-00-256-6369
NSN 5965-00-230-8818
NSN 5945-00-387-3958
NSN 5998-01-157-6067
NSN 6130-01-501-5412
NSN 7035-00-513-9764
NSN 6650-00-707-1417
NSN 5920-01-351-0366
NSN 5835-01-079-3658
NSN 5855-00-327-2112