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 5996-00-468-1874
NSN 6135-01-056-4609
NSN 6110-01-446-8578
NSN 6685-01-561-7097
NSN 5985-01-572-2230
NSN 6240-01-274-4237
NSN 7035-00-946-2642
NSN 5930-01-485-0364
NSN 5935-00-199-9614
NSN 5998-01-086-4171
NSN 5975-01-418-9270
NSN 4140-00-715-7747