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 5925-00-111-1969
NSN 5935-01-634-0668
NSN 6320-00-937-5625
NSN 5895-01-523-7456
NSN 5925-01-414-2766
NSN 6220-00-573-5747
NSN 5990-01-620-6736
NSN 6240-01-574-2258
NSN 6110-01-287-9607
NSN 2925-01-327-0206
NSN 5975-01-462-0700
NSN 5895-01-444-9501