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 6620-01-486-9040
NSN 5915-01-449-7404
NSN 5950-00-583-4088
NSN 7035-00-117-0418
NSN 6110-01-418-4998
NSN 5905-01-004-9961
NSN 6610-01-657-1773
NSN 5998-01-487-4064
NSN 6240-01-492-9733
NSN 5960-01-464-1443
NSN 5960-00-800-3537
NSN 5895-00-849-5573