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 6110-00-840-6560
NSN 6110-00-232-5110
NSN 5975-01-439-0212
NSN 5920-01-624-9252
NSN 6130-01-532-3914
NSN 5915-00-009-3022
NSN 6150-01-611-4660
NSN 5998-01-273-0124
NSN 5910-00-660-4726
NSN 6240-01-334-3080
NSN 5835-00-301-3812
NSN 5998-01-428-9545