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 5998-01-634-0604
NSN 5996-01-391-9585
NSN 6145-00-551-5288
NSN 5910-00-399-0734
NSN 4140-00-369-8053
NSN 5965-00-735-9315
NSN 6105-01-610-2555
NSN 6105-00-427-9615
NSN 5915-01-174-5435
NSN 4140-01-528-7182
NSN 6610-00-790-6946
NSN 5930-00-277-4704