Turn-ON Gas valve with 8mm Spindle Shaft Safety Main Control Valve with Inlet, Outlet & Pilot Low pressure 65mbar gas valve thermocouple end M8*1 7/16-20UNF thread on outlet & M10*1 On inlet side M8*1 female thread on pilot port for 4mm copper or alumium tube on pilot burner side Inlet Thread: Female M10*1 (0.394inch) Outlet Thread: 7/16inch-24UNC Thread (0.429inch ) Low Working Pressure Max 1/2 PSI(65mbar) Shaft for 8mm knob Suitable for Gas patio heater and Room Space heater with pilot burner connection Compatible: Work with outdoor propane patio heater, standing patio heater, tower glass tube heaters, table propane heater, bay patio heater. Please pay attention to the size of the interface when purchasing, check dimensions in avoid return. Colour:brass color Material:brass Size:9.5cm Package Contents: 1 x Heater Main Control Valve Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.