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757N-DOSY 4

Part of the 757 Series

Ordering Code: 0113006

UPC: 098268286960

Lead Free: YES

4 In Ss Double Check Valve Assembly, Domestic Osy Shutoff Valves, N Pattern

This 4 inch lead free N pattern double check valve assembly is designed to prevent the reverse flow of water of non-potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal under continuous pressure service and protection at cross-connections identified as non-health hazards and from other non toxic contaminants found at the service line entrance. This compact modular design with a single access sleeve for easy maintenance is approved for horizontal or vertical installation in accordance with the direction of the flow arrow on the assembly. It consists of a stainless steel housing and sleeve, tri-link check valves, domestic outside stem and yoke resilient seated gate valves, and test cocks.

Product Features

  • Non-health hazard application
  • Stainless steel housing and sleeve
  • Domestic outside stem and yoke gate valves
  • No special tools required for servicing
Specifications
Backflow Preventer Type Double Check Valve Assembly
Body Finish Stainless Steel
Body Material Stainless Steel
Body Pattern N-Pattern
BrandName Watts
Bypass No
Cap And Tether No
Elbow Fitting No
Hazard Protection Level Non Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 4 IN
Inlet Connection Type Grooved Joint
Inlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Inlet Thread Type Does Not Apply To Product
LeadFree YES
Maximum Temperature-Fahrenheit 140
Maximum Working Pressure-BAR 12.10
Maximum Working Pressure-PSI 175
Meter Type No Meter
Minimum Temperature-Fahrenheit 33
ModelNumber 757N-DOSY 4
Outlet Connection Size 4 IN
Outlet Connection Type Flanged Joint
Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Outlet Thread Type Does Not Apply To Product
Part Number 0113006
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Engineered Plastic
Series 757
Strainer No

Product Accessories