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 5835-01-424-4577
NSN 6220-00-635-8818
NSN 6145-00-512-6675
NSN 5935-00-801-7520
NSN 5855-01-530-4147
NSN 5999-01-052-9465
NSN 6685-01-168-8893
NSN 5998-00-100-4948
NSN 6145-01-255-6631
NSN 4140-01-072-8326
NSN 6240-01-005-3456
NSN 5905-01-264-3203