Muessco Check Valve P/N 8.0-72-KHH-4-W Size 8" MATERIAL ALUMINUM BRONZE ALLOY BODY STEEL COMP 316 FLOW CONTROL DEVICE RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM SEAT STEEL COMP 316 STEM MATERIAL DOCUMENT AND CLASSIFICATION ASTM A351 GR CF8M ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM A351 GR CF8M ASSN STD SINGLE MATERIAL RESPONSE STEM STYLE DESIGNATOR A6 STRAIGHT THRU FLOW CONTROL DEVICE DISK MAXIMUM OPERATING PRESSURE 225.0 POUNDS PER SQUARE INCH SINGLE RESPONSE MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT SINGLE RESPONSE VALVE OPERATION METHOD AUTOMATIC MOUNTING POSITION HORIZONTAL OR VERTICAL MOUNTING FACILITY WAFER END ITEM IDENTIFICATION MARINE SHIP