PRODUCT FEATURES General Pump safety relief valve with barb. Adjustable pressure rating from 1000-6000 PSI. Please choose thread size from drop down list. Reviews Featured Products General Pump Thermal Relief Valve $16.35 Choose Options Giant Pressure Safety Relief Valve $15.62 Out of stock General Pump GP Hose Guide For DHRA50300 $94.85 Add to Cart General Pump GP Hose Guide For DHRA50450 $123.41 Add to Cart