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 6145-01-396-5647
NSN 5965-01-478-3590
NSN 6320-01-317-7312
NSN 5925-01-498-5089
NSN 5910-01-033-0424
NSN 5945-01-181-5586
NSN 5996-01-146-1390
NSN 5935-00-452-9606
NSN 5935-01-327-8331
NSN 5930-00-834-4916
NSN 5895-01-460-6905
NSN 5855-01-256-2551