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 5930-01-261-9129
NSN 2925-00-953-2920
NSN 5996-00-012-8639
NSN 6620-00-392-9835
NSN 6130-01-463-2874
NSN 5945-01-605-1480
NSN 6220-01-105-8200
NSN 5999-00-933-1768
NSN 6220-01-003-8649
NSN 5998-01-508-6997
NSN 6620-01-292-2815
NSN 5905-01-288-0715