PRESSURE CONTROL VALVE; TYPE: PRESSURE RELIEF; NOMINAL SIZE: 30 MM; MAXI MUM OPERATING PRESSURE: 276 BAR; ASSEMBLY TYPE: THREADED; FLUIDS: WATER PRESSURE RELIEF VALVE SET AT 4000 PSI (276 BAR). HASTEC PART NUMBER 4-210-064-006 (ASSEMBLY AS PER DRAWING 4-210-064 REV K)