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 5945-00-136-4196
NSN 5920-00-296-7015
NSN 6130-01-150-5323
NSN 6110-01-561-7570
NSN 6685-01-171-9205
NSN 6130-01-642-3091
NSN 6240-01-144-5898
NSN 5985-00-722-7462
NSN 5975-01-431-8520
NSN 6220-01-399-8225
NSN 2925-01-279-6692
NSN 5930-00-027-2807