D SUB JACK SCREW, #4-40, 0.347IN; Screw; D SUB JACK SCREW, #4-40, 0.347IN; Screw Length:8.8mm; Thread Size - Imperial:4-40; Accessory Type:Sems Jack Screw; For Use With:D-Subminiature Connector; Material:Steel; Screw Head Diameter:0.187"; Screw Head Height:0.187"