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 6110-01-487-6339
NSN 6130-00-196-0618
NSN 6650-01-411-3904
NSN 5835-01-359-2575
NSN 5996-01-093-9259
NSN 5910-01-040-8961
NSN 5920-01-349-9475
NSN 5990-01-065-0492
NSN 6135-01-038-6225
NSN 6620-00-830-3554
NSN 5935-00-901-3694
NSN 6620-01-422-7012