Parameter Specification Model 39A9228X012 Product Line Fisher Type 678C Device Type Self-Relieving Supply Pressure Regulator Supply Pressure Range Up to 300 psig (20.7 bar) Output Pressure Range 3 to 65 psig (0.2 to 4.5 bar) Adjustable via the spring knob. Relieving Capacity Up to 25 scfm (0.71 Nm³/min) Capacity to vent excess downstream pressure. Connection Size 1/4 in. NPT (F) for Supply, Output, and Gauge Ports Mounting Panel Mount (Requires a 1-1/8 inch or 29mm diameter hole) Housing Material Zinc-Aluminum Alloy (ZA-12) Internal Parts Brass, Buna-N, Stainless Steel, Anodized Aluminum Standard Color Gray Temperature Range -20° to 180°F (-29° to 82°C)
