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Water Safety & Flow Control


777SI, S777SI

Bronze, Wye-Pattern Strainers with Tapped Retainer Cap


Replacement Product: LF777SI, LFS777SI


3/8 to 3 in. (10 to 80mm)


Series 777SI, S777SI Bronze Wye-Pattern Strainers feature a wye-pattern, bronze body stainless steel screen and solid tapped retainer cap with NBR gasket. Model 777SI comes with threaded connections and is available in sizes 3/8 to 3 in. (10 to 80mm). Model S777SI comes with solder connections and is available in sizes 1/2 to 2 in. (15 to 50mm). Model 777SI - Maximum Pressure (non shock): 400psi (27.6 bar) @ 210°F (99°C) WOG, 125psi (8.6 bar) @ 353°F (178.3°C) WSP. Model S777SI - Maximum Pressure (non shock): 400psi (27.6 bar) @ 150°F (66°C) 103 kPa (below 50 psi/3.5 bar) @ 250°F (121°C) WSP.

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Disclaimer: Watts product dimensions in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.

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