Kunkle safety relief valves are designed to open at a specific pressure to protect pumps and pipelines from exceeding stress limits. These relief valves have an aluminium body with stainless steel seat for leak-proof performance. All the models are factory preset and sealed to prevent tampering, ideal for harsh industrial environments. They can handle pressure ranging from 1000 to 5500 psi. Choose from a wide range of Kunkle safety relief valves, available in an operating temperature ranging from -20 to 185 degrees Fahrenheit, on Raptor Supplies.