VALVE, UNLOADER VB200 W/O KNOB Pacific Bay Equipment Sale! from $673.00 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Fits CAT 2SF pumps and other pumps. PSI: 2175 GPM: 52.5 Temperature: 194°F Steel and Brass Body Large Plastic Knob (Removable) Lock Nut on Pressure Adjustment 1" FPT Inlet, Outlet, Bypass Two 5/16" - 18 Bolt Mounting Ports Hexagonal shaped check valve to avoid jamming Weight: 73.5 oz. VB 200 without Knob