Unloader / Return AssemblyLincoln Pressure Relief Valve Pressure Relief Setting: 5076 psi Supply Line Connection: 6 mm Quicklinc WARNING: This product can expose you to chemicals including Lead and Lead Compounds which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www. P65Warnings. ca. gov. Model No. 624 28931 1 Pressure Relief Setting 5076 psi 350 bar Supply Line Connection 6 mm Quicklinc