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 5925-00-260-4298
NSN 5920-01-634-0250
NSN 6110-01-111-2614
NSN 5905-00-329-0769
NSN 6130-01-178-8291
NSN 2925-00-221-4977
NSN 6645-01-607-5999
NSN 5905-01-123-2613
NSN 6145-01-468-1282
NSN 6685-00-336-3135
NSN 7035-01-416-5910
NSN 6240-01-544-9579