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 $13.83 Choose Options General Pump GP Hose Guide For DHRA50300 $94.85 Add to Cart General Pump GP Hose Guide For DHRA50450 $94.50 Add to Cart