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 5895-01-143-7888
NSN 6320-01-425-1417
NSN 5930-01-586-2100
NSN 6610-01-614-0827
NSN 5920-01-396-6159
NSN 6110-01-500-3780
NSN 6320-01-422-1212
NSN 5960-00-167-0397
NSN 5999-01-166-5918
NSN 5965-01-647-1515
NSN 5935-01-188-9070
NSN 5990-01-099-8574