Take some pressure off your power washing pump with Comet’s Pressure Washer VRT-3 Series Unloader. This unloader can tackle pressure washing applications up to 4,500 PSI & 10.5 GPM. Make quick plumbing connections with the 3/8” FNPT inlets and outlets. Also features a 3/8” by-pass that diverts water flow when the trigger gun valve is closed. Comes standard with a black spring and colored knob that allows quick pressure adjustments. Max operating temperature at 194° F. Made of brass for long-lasting durability. Compatible with Comet, AR North America, General and other branded pressure washing pumps. Handles up to 4500 PSI & 10.5 GPM Designed to respond to either an increase in pressure or a change in flow Featuring 3/8 FNPT inlet, outlet, and by-pass Max operating temperature 194° F Comes standard with black knob for simplified pressure adjustments UPC 810044042535 ASIN B0B2SJPP5V Size 4500 PSI Brand Name Comet Unit Count 1.0 Count Valve Type VRT3 Unloader Valve Item Weight 1.88 Pounds Thread Size 3/8 inches Manufacturer Comet Model Number 8108.2532.00-BG Material Type Brass Item Type Name Pressure Washer Unloader Exterior Finish Brass Item Dimensions 3.5 x 1 x 8 inches Number of Ports 2 Maximum Pressure 4500 Pound per Square Inch Specification Met Generic Pressure Washer Valve Specifications Inlet Connection Size 0.38 Inches Inlet Connection Type FNPT Outlet Connection Size 0.38 Inches Outlet Connection Type FNPT Global Trade Identification Number 00810044042535