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WATTS 3/4" - Wye Strainer LF777SI Lead Free - (0379112) - LF777SI 3/4 -  LF777-34 - UPC 098268285604


Lead Free: YES - 3/4 In Bronze Wye Pattern Strainer, Thread, 20 Mesh Screen, Tapped Retainer Cap, Closure Plug


This 3/4 inch lead free wye pattern strainer is designed to protect system components from dirt, rust, and other damaging debris in the piping system. It has a retainer cap tapped for closure plug, threaded end connections, and a 20 mesh stainless steel screen. Includes closure plug.



  • Flared screen opening on upstream end provides unrestricted flow through the strainer
  • Closure plug
  • Tapped retainer cap
  • Lead free cast copper silicon alloy body and cap


Blowdown Outlet ConnectionFemale Threaded
Blowdown Outlet Size1/4 IN
Body MaterialLead Free Cast Copper Silicon Alloy
Body PatternWye
Bolt MaterialDoes Not Apply To Product
Brand NameWatts
Buy American Act CompliantNO
Class RatingDoes Not Apply To Product
Control TypeDoes Not Apply To Product
Epoxy Coating TypeNone
Flange MaterialDoes Not Apply To Product
Gasket MaterialNBR
GDS StatusRegistered
Grooved Coupling MaterialDoes Not Apply To Product
Inlet Connection Size3/4 IN
Inlet Connection Size-Metric20 MM
Inlet Connection TypeFemale Threaded
Inlet Thread TypeNPT
Lead FreeYES
Maximum Operating Temperature-Celsius178.00
Maximum Operating Temperature-Fahrenheit210
Maximum Pressure And Temperature400 PSI at 210 degree F; 125 PSI at 353 degree F
Maximum Pressure-BAR27.60
Maximum Pressure-PSI400
Maximum Working Pressure And Temperature400 PSI at 210 degrees F
Minimum Temperature - Celsius0.00
Minimum Temperature-Fahrenheit32
Outlet Connection Size3/4 IN
Outlet Connection TypeFemale Threaded
Outlet Thread TypeNPT
Part Number0379112
Plug MaterialNo Plug
Pressure-Temperature Rating400 PSI at 210 degree F
Pressure-Temperature Rating-BAR27.6 BAR at 99 degree C
Retainer Cover MaterialLead Free Cast Copper Silicon Alloy
Retainer Cover TypeTapped with Closure Plug
Screen MaterialStainless Steel
Screen Size20 MESH
Seat MaterialDoes Not Apply To Product
Strainer TypeWye
WOG Rating400 PSI at 210 degrees F



WATTS LF777SI - 3/4" - Wye Strainer - (0379112)

SKU: 0379112