Nibco W-910-B-LF-4 Silent Check Valve 4 in. replacement W910BLF

Product Description

The NIBCO W-910-B-LF-4 is a 4-inch cast iron wafer silent check valve with a valve pressure rating of 200 psi. It features a renewable bronze seat and disc, and is spring actuated with 1/2 psi cracking pressure. Conforms to MSS SP-125. FM approved and NSF/ANSI/CAN-61 and 372 certified.

• Valve pressure rating 200 psi/13.8 bar non-shock cold working pressure
• Maximum temperature 200°F/ 93°C
• Renewable bronze seat and disc

Product Highlights

This lead-free silent check valve is ideal for commercial, heating, and HVAC applications.

Product Information

Standard Information

• Brand: NIBCO
• Manufacturer Part Number: W-910-B-LF-4
• Country of Origin: Domestic

Technical Specifications

• ANSI: ANSI 372, ANSI 61
• ASTM: ASTM A-126 Class B, ASTM B-584
• Collection: W-910-B-LF
• Color Finish Name: Cast Iron
• End Connection 1: Wafer
• End Connection 2: Wafer
• End Connections: Wafer
• FM Approved: Yes
• IAPMO Listed: No
• Installation Type: Horizontal Mount, Vertical Mount
• Lead Law Compliance Level: Lead Law Compliant and Certified
• Lead Law Compliant: Yes
• MSS: MSS SP-125
• Material: Cast Iron
• Maximum Temperature: 200
• Minimum Temperature: -20
• NSF: NSF 372, NSF 61
• NSF Certified: Yes
• Origin: Domestic
• Pressure - High: 125, 250
• Pressure - Maximum: 250 psi
• Pressure Class: 125#, 250#
• Recommended Valve Application: Commercial, Heating System, HVAC
• UL Listed: Yes
• Valve Body Material: Cast Iron
• Valve Body Style: Wafer
• Valve Disc Material: Bronze
• Valve Operator: Spring Actuated
• Valve Seat Material: Bronze
• Valve Size: 4 in
• Valve Type: Silent Check Valve
• Valve Disc: Bronze
• Valve Seat: Bronze
• Suitable Media: Air
• WOG Rating: 300 psi
• MPN: W910BLF
• Features: Double Check
• WSP Rating: 150 psi
• Check Valve Type: Silent Wafer Check Valve
• Brand: NIBCO