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 6110-01-434-4547
NSN 5910-01-055-8968
NSN 5975-01-332-5259
NSN 5950-00-445-1753
NSN 6610-00-783-8786
NSN 5835-01-593-3239
NSN 7035-00-163-6221
NSN 7035-00-043-1325
NSN 5999-01-360-5868
NSN 5935-01-187-8553
NSN 5965-01-281-0458
NSN 6685-00-728-4744