BIS Valves Type RL50 Relief Valve, 1/2 inch, internally adjusted, Valve range : 0 - 15,000 psi, 15K Spring range : 4,000 - 15,000 psi, Set Pressure : Customer to advise, Connections : 1/2 inch NPT ports, Internally adjusted via 8mm A/F Hex.Key, Seal material viton, 316SS
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