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 6150-01-353-1555
NSN 4140-01-375-3760
NSN 5975-00-686-7605
NSN 6135-01-052-9634
NSN 5998-00-186-0946
NSN 5930-00-937-8346
NSN 6135-00-856-1343
NSN 5855-01-197-2774
NSN 6685-01-191-1539
NSN 6105-01-595-5868
NSN 5835-00-034-4976
NSN 5960-01-206-8809