VALVE:CHECK;NOMINAL SIZE:8 IN,END CONNECTION:SERRATED FACE, FLANGE,PRESSURE RATING:300 LB,TYPE:SWING WAFER,BODY MATERIAL:CARBON, STEEL ASTM A216 GR WCB,TRIM MATERIAL:INCONEL X-750, SPRING,SOFTGOODS:VITON-B SEAL,TEMPERATURE RATING:-12 TO 210 DEG, C,ADDITIONAL SPECIFICATION:FOR GAS COMPRESSOR CONTROL VALVE,VALVE, SERVICE DESCRIPTION:DISCHARGE CHECK VALVE, MPN NO.:8116141, MANUFACTURER: NOONY CONTROLS,PART.NO: CRANE DUO-CHEK#G30SVF-201.