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 6610-00-103-1196
NSN 6610-01-284-0009
NSN 6130-01-216-5590
NSN 5925-01-615-5105
NSN 5855-01-230-4665
NSN 5930-00-137-8920
NSN 6135-01-142-2417
NSN 5999-01-435-5734
NSN 6320-00-270-8222
NSN 2925-00-233-5644
NSN 5990-01-465-3088
NSN 7035-01-429-7954