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The Simmons Manufacturing 504SB is part of the 500 SB Series and is a one and one-fourth inch silicon bronze FNPT check valve. This valve is designed to prevent backflow in piping systems effectively. It features a silicon bronze cast body, ensuring durability and resistance to corrosion. The valve is furnished with a Buna-N O-ring, stainless steel spring, washer, and locknut for reliable operation.
This check valve is suitable for various plumbing applications and is ideal for use in commercial and residential settings.
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