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 5930-00-524-0338
NSN 5950-01-634-0677
NSN 5855-00-337-3679
NSN 7035-01-076-4067
NSN 6145-01-476-0739
NSN 4140-01-484-9834
NSN 6610-01-347-3397
NSN 6110-00-188-3414
NSN 7035-01-459-9598
NSN 5835-00-168-9623
NSN 6110-01-047-5674
NSN 5945-01-298-8473