WATTS 0371271 VALVE PRES CALIBRATD RLF 1/2IN

WATTS 0371271 - VALVE PRES CALIBRATD RLF 1/2IN - PRESSURE RELIEF VALVES POPPET TYPE BRONZE CALIBRATED SIZE\NIN SSED IN COMMERCIAL, RESIDENTIAL AND INDUSTRIAL APPLICATIONS TO PROTECT AGAINST EXCESSIVE PRESSURE IN SYSTEMS CONTAINING WATER, OIL, OR AIR. IT CONSISTS OF A BRONZE BODY CONSTRUCTION WITH NPT THREADED MALE INLET AND NPT THREADED FEMALE (DRAIN) OUTLET CONNECTIONS, STAINLESS STEEL SPRING, BRASS BONNET, BUNA-N DISC, AND BUNA-N O-RING. SERIES 530C HAS A CALIBRATED ADJUSTMENT FEATURE FOR SETTING THE VALVE TO THE REQUIRED RELIEF PRESSURE, AND IS IDEAL FOR BY-PASS THERMAL EXPANSION PRESSURE RELIEF (NOT ASME APPROVED). IT IS FOR USE IN FIRE - EQUAL TO 3027604