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The A.Y. MCDONALD 5421-109 is a 2-inch swing check valve. It features a metal-to-metal seat and is directional. Suitable for commercial and residential applications with solder ends conforming to ANSI B16.18. This no-lead valve complies with NSF/ANSI 372 & NSF/ANSI 61 standards.
This swing check valve is directional and features a metal to metal seat. Suitable for plumbing applications.
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