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 6145-00-408-9976
NSN 5835-00-055-0953
NSN 5905-01-472-5507
NSN 5895-00-842-4416
NSN 6220-00-999-1911
NSN 6130-00-318-8072
NSN 5905-01-113-8046
NSN 6110-01-233-7153
NSN 5915-01-243-2961
NSN 6220-01-555-7860
NSN 5935-01-227-5745
NSN 5895-01-132-3076