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 6150-01-197-8116
NSN 5996-01-442-4136
NSN 5935-01-384-4974
NSN 5910-00-968-8021
NSN 5915-01-630-2779
NSN 6135-00-016-0071
NSN 6240-00-258-2389
NSN 5960-01-187-7400
NSN 6685-01-622-6966
NSN 6110-00-913-2574
NSN 5855-01-455-4910
NSN 5895-01-127-6800