F-938-31 3 150# FLG DUCT IRON CHECK VALVE

• Check Valve
• Type Horizontal Swing, Bolted Bonnet
• Applicable Standard MSS SP-71/136
• Nominal Size 3"
• End Connection Flanged x Flanged
• End to End Distance 9.5"
• Body Material ASTM A395 Ductile Iron
• Disc Material ASTM B584 Cast Bronze
• Seat Material Cast Bronze
• Seal Material Synthetic Fiber Body Gasket
• Temperature Rating 366 Deg F, -20 to 100 Deg F
• Pressure Rating Class 150, 150 PSI SWP at 366 Deg F, 250 PSI Non-Shock CWP at -20 to 100 Deg F
• Inclusions/Features Renewable Seat and Disc, Trim, Raised Face Flanges, Steel Bolt/Nut, Ductile Iron Bonnet, Bronze Side Plug, Bronze Hanger Pin/Disc Nut, Ductile Iron Hanger, Bronze Seat Ring, Aluminum Identification Plate
• Application Commercial, Industrial, Mechanical, Steam, Water, Oil, Gas
• Packaging Quantity 25 per Pallet
• Weight 47 Lb
• Warranty 5 Year Limited

Install Instructions
Specification Sheet

The Nibco ductile iron horizontal swing check valve is designed with renewable seat and disc. The swing check valve prevents backflow by automatically closing when fluid reverses direction. The ductile iron Class 150 check valve features raised face flanged end connections for easy installation. It is equipped with a bolted bonnet for maintenance accessibility. The swing check valve includes a renewable cast bronze seat and disc. The check valve is recommended for commercial and industrial steam, water, oil and gas services.