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 6105-01-518-8943
NSN 6130-00-833-7763
NSN 6320-01-084-7456
NSN 2925-01-123-2235
NSN 5985-01-327-2816
NSN 5905-01-325-3400
NSN 5910-00-226-5946
NSN 5905-01-614-8485
NSN 5998-01-417-1998
NSN 5935-01-602-5814
NSN 6610-01-425-1523
NSN 6150-01-326-9144