Swing Check Valve | 237AB Series | Solder x Solder | Lead-Free Brass

Ensure clean, safe water flow with the 237AB Lead-Free Brass Swing Check Valve—engineered to meet today’s highest plumbing and drinking water standards. Ideal for residential, commercial, and light industrial applications, this high-quality swing check valve features solder end connections and a durable, lead-free brass construction that’s both efficient and compliant.

Key Features:

• Lead-Free Certified: Complies with AB1953, NSF/ANSI 61 & 372 and meets The Drinking Water Act standard of <0>
• Solder x Solder Ends: Built to ASME B16.22 specifications for reliable, leak-free soldering.
• Durable Brass Build: Body, disc, stem, screw, and cap are made from ASTM B927 C28500 lead-free brass, ensuring long-term corrosion resistance.
• PTFE Gasket: Chemically resistant and temperature-stable gasket for enhanced sealing performance.
• Swing Check Design: \\”Y\\” pattern with a gravity-assisted disc prevents backflow and ensures unidirectional flow.
• Meets BAA Requirement: Compliant with Buy American Act standards for federal project eligibility.
• Certified for Drinking Water Applications: Fully tested and compliant with drinking water standards in the U.S. and Canada.

Performance Ratings:

• WOG (Water, Oil, Gas): 200 PSI from 15°F to 160°F
• WSP (Steam): 125 PSI up to 366°F

Certifications:

• NSF/ANSI 61 & 372
• AB1953 Compliant
• MSS-SP-80 Standard
• BAA Compliant
• C US Certification

Applications:

• Potable water systems
• HVAC and plumbing installations
• Backflow prevention in hot and cold water lines

Trust Red-White Valve Corp. for top-tier valve solutions that combine regulatory compliance, performance, and longevity. The 237AB is your go-to solution for lead-free swing check valve requirements—backed by precision engineering and certification peace of mind.

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