The Nibco® bronze horizontal swing check valve has a Y-pattern design with renewable seat and disc. The swing check valve prevents backflow by automatically closing when fluid reverses direction. It features a screw-in bonnet for accessibility to repair or replace parts. The check valve is recommended for commercial and industrial steam, water, oil and gas services.

Regrinding Swing Check Valve, Series/Model: Model S-433-B, Nominal Size: 4 IN, Connection Type: Compression (Solder), Pressure Rating: 300 PSI (CWP) Non-Shock, 150 PSI (SWP) At 366 DEG F, Class 150 Pressure Class, Bronze Body Material, Trim Material: Bronze Disc, Material Standard: Body And Disc: ASTM B62, Industry Standards: MSS-SP-80 Compliant, Lead Free: No, Other Physical Dimension: 6.19 IN Inlet Center To Top Of Valve

• 150 PSI/10.3 BAR saturated steam to 366 DEG F/185 DEG C
• 300 PSI/20.7 BAR non-shock cold working pressure
• Y-pattern
• Renewable bronze disc
• Regrindable seat
• Class 150 solder end connections
• Use in U.S. drinking water applications is prohibited after January 3, 2014

• Warranty Information https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Nibco_125NIBBRMS_Warranty_Information.pdf
• Catalog https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Nibco_NHA300D_Catalog.pdf
• Instruction/Installation Manual https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Nibco_NJ73004_Instruction_Installation_Manual.pdf
• Specification Sheet https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Nibco_NJ7J004_Specification_Sheet.pdf