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 5999-01-578-7597
NSN 5999-00-228-6498
NSN 7035-01-085-5955
NSN 5835-01-350-0566
NSN 5990-01-265-8082
NSN 6150-00-417-1465
NSN 6105-00-686-5995
NSN 7035-01-474-2768
NSN 5915-01-472-8374
NSN 6105-01-016-7707
NSN 5905-01-414-9976
NSN 6130-00-284-1629