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 6105-01-518-5092
NSN 5835-00-794-7500
NSN 4140-00-404-7092
NSN 5895-01-106-3414
NSN 5950-01-057-3230
NSN 7035-00-299-7150
NSN 5855-01-035-2866
NSN 5990-00-108-5400
NSN 5975-00-527-9656
NSN 5915-01-502-8853
NSN 5990-01-126-9279
NSN 6610-01-415-1623