Test Plug Bypass Connection Size 1/2 in Bypass Connection Type NPS Bypass Thread Gender Female For Maximum Pipe Inside Diameter 8 in For Minimum Pipe Inside Diameter 0.38 in For Pipe Size 8 in Handle Material Galvanized Steel Included Water Fill Port/Hose Water Fill Port with Hose Included Maximum Back Pressure (Air) 20 psig Maximum Back Pressure (Water) 40 ft of head Overall Height 10.5 in Padlock Shackle Diameter Not Applicable Plate Material Galvanized Steel