Watts LFS777SI 0379124 Lead Free Brass Y Strainer

Description:

The Watts LFS777SI 0379124 Lead-Free Brass Y-Strainer is a 2 inch solder connection wye-pattern strainer designed to remove dirt, rust, scale, and other debris from fluid systems to protect downstream valves, pumps, regulators, meters, and process equipment. Commonly installed in commercial plumbing systems, water distribution networks, steam systems, HVAC equipment, manufacturing facilities, process piping systems, and industrial fluid handling applications. Maintenance technicians, plumbing contractors, OEMs, and system integrators use this strainer for preventive maintenance, equipment protection, replacement projects, and new installations requiring reliable filtration and contaminant removal.

Applications:

The Watts LFS777SI Y-Strainer is widely used in commercial water distribution systems, industrial process piping, steam service applications, HVAC systems, boiler plants, manufacturing facilities, food and beverage processing equipment, water treatment skids, pump protection systems, irrigation networks, mechanical rooms, chemical processing operations, institutional facilities, and OEM machinery. The strainer helps prevent debris from entering sensitive downstream equipment, reducing wear, minimizing maintenance costs, improving system reliability, and extending the service life of pumps, control valves, pressure regulators, meters, heat exchangers, and filtration equipment. It is commonly specified in liquid and steam service applications where clean flow and equipment protection are critical for efficient operation.

Technical Specifications:

• Manufacturer Part Number (MPN): 0379124
• Brand: Watts
• Model: LFS777SI
• Product Type: Lead-Free Brass Y-Strainer
• Series: LF777SI / LFS777SI
• Connection Size: 2 in.
• Connection Type: Solder (C x C)
• Body Pattern: Wye (Y-Pattern)
• Body Material: Lead-Free Brass / Copper Silicon Alloy
• Screen Material: Stainless Steel
• Screen Size: 20 Mesh
• Retainer Cover Type: Tapped Retainer Cap with Closure Plug
• Plug Material: Brass
• Gasket Material: NBR
• Blowdown Outlet Size: 1 in.
• Service Media: Water, Steam, and Compatible Fluids
• Maximum Pressure Rating: 400 PSI WOG
• Maximum Steam Pressure: 125 PSI WSP
• Maximum Operating Temperature: 210°F (99°C)
• Lead Free: Yes
• Function: Debris Removal and Equipment Protection
• Installation: Inline Piping Systems
• Application: Commercial, Industrial, and Institutional Fluid Systems

Common Replacements:

• Watts LF777SI 2" Threaded Y-Strainer
• Apollo 61 Series 2" Lead-Free Y-Strainer
• Mueller Steam Specialty 2" Brass Y-Strainer