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 5975-01-046-5365
NSN 6145-00-957-8519
NSN 5998-01-237-6817
NSN 2925-01-250-2731
NSN 5950-00-005-0390
NSN 5960-01-333-8428
NSN 6685-01-574-7798
NSN 5925-00-180-4088
NSN 6135-00-243-6521
NSN 6685-00-803-4415
NSN 5965-00-246-5612
NSN 6130-00-340-3559