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 5999-00-707-6083
NSN 5999-00-557-4973
NSN 5945-01-248-9431
NSN 5998-01-537-0898
NSN 5996-01-495-9197
NSN 5905-01-523-9993
NSN 5996-01-643-1776
NSN 5930-01-379-1400
NSN 6220-00-296-4101
NSN 5998-00-161-0636
NSN 6150-01-417-7502
NSN 5945-01-535-1352