Reduce costs by eliminating the need for fittings and bypass hose. Versatile, mounts in seconds to either side of pump manifold. Trapped pressure type adjustable unloader with internal bypass system. Compact design features forged brass body and hardware. 200 F. Deg Max, 3/8" F Inlet, Outlet & Bypass.  Also features Adjustable Pressure Knob and 1/4 Gauge Port.