Wilkins

4" X 4", Flanged Osy X Flanged Osy, 175 PSI, Lead-free, 304l Stainless Steel, Reduced Pressure, Backflow Preventer

1667659 MFG #: 4-375ASTOSY
Wilkins Stainless Steel Backflow Preventer 1667659
  • Size: 4" x 4"
  • End Connection: Flanged
  • Backflow Type: Reduced Pressure
  • Body Material: Stainless Steel
  • Specifications
  • Description
  • Documents
  • Type: Reduced Pressure
  • Nominal Size: 4 Inch x 4 Inch
  • End Connection: Flanged OSY x Flanged OSY
  • End to End Distance: 34-7/8 Inch
  • Body Material: 304L Stainless Steel
  • Disc/Poppet Material: EPDM
  • Spring Material: 300 Series Stainless Steel
  • Flow Rate: 595 GPM at 15 Foot per Second
  • Temperature Rating: 140 Deg F
  • Pressure Rating: 175 PSI
  • Inclusions/Features: 304L Stainless Steel Access Cover, 300 Series Stainless Steel/Noryl Internal, Buna Nitrile O-Ring, Stainless Steel Braided Hose Sensing Line
  • Application: Potable Water Line, Potential Health Hazard
  • Applicable Standard: UL, CUL, CSA, CUPC, FM, NSF/ANSI 61-G, ASSE 1013, AWWA C511, IAPMO, FDA
  • Additional Information: Lead-Free
The Zurn Wilkins 375AST Reduced Pressure Principle Backflow Preventer with stainless steel body provides high hazard protection with a corrosion resistant, light weight design. Multiple shut-off and end connections available for installation versatility.