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 5975-01-421-2230
NSN 5930-00-040-9182
NSN 5920-01-069-9833
NSN 5895-01-568-4946
NSN 5950-01-426-5284
NSN 5935-01-420-5897
NSN 6650-01-447-2858
NSN 6130-01-266-7107
NSN 6105-01-359-9504
NSN 7035-01-067-4809
NSN 5905-00-162-2116
NSN 6240-00-691-1397