SCREW LOCK HARDWARE KIT, #4-40, PCB CONN; SCREW LOCK HARDWARE KIT, #4-40, PCB CONN; Accessory Type:Screw Lock; For Use With:Vertical Mount PCB Connectors; Thread Size - Metric:-; Thread Size - Imperial:4-40; Screw Head Height:6.35mm; Screw Length:19.05mm; Series:CHAMP 0.085