Check the listing for details. VRT3-250 Adjustable Unloader 3650 PSI (Blue) for Pressure Washer Pump. Condition: New. Listed at 57.02 USD. Newly introduced Mecline VRT3 Unloader is an updated version of the Arrow Line VRT unloader with a stronger valve body with less porosity. The pressure adjustment handle was redesigned for easier operation at all pressure levels. New Design Features: Interior Design - more efficient flow and operation Dual Locking Nuts - vibration resistant for setting maximum pressures New Spring Material - more resistant to fatigue, powder paint resists rusting Piston - large diameter, more strength and contact area for shifting alignment Discharge Nipple - sealing o-ring has been moved to the lower part of the thread, increases hydro strength and fitting strength Shutter Valve - hex design, less contact area for smooth shifting (prevents binding). larger size, longer life and more positive shifting Featuring: Over sized handle - easier adjustment Forged valve body - excellent strength Two inlet ports Two by-pass ports Ultra thick inlet and discharge ports - added strength Color coded springs and caps - easy valve identification All ports are FNPT Specifications: Spring Color: Blue Replaces AL606 & AL606X Maximum Pressure: 3,650 PSI Max. Volume: 8.0 GPM Adjustable pressure Brass valve body Max. Fluid Temp.: 194° F. Inlet Ports (2): 3/8" FNPT Discharge Ports (1): 3/8” FNPT Bypass Ports (2): 3/8” FNPT Weight: 29.6 oz >