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 5950-01-372-3583
NSN 5950-00-000-0146
NSN 6105-00-847-8199
NSN 6320-00-977-3930
NSN 5990-01-580-2191
NSN 5950-00-529-0599
NSN 5998-01-323-6597
NSN 6150-01-568-9613
NSN 5895-00-529-7547
NSN 6240-01-494-6650
NSN 5950-01-512-0580
NSN 6135-00-840-6451