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757-NRS 8

Part of the 757 Series

Ordering Code: 0111526

UPC: 098268119602

Lead Free: YES

8 In Ss Double Check Valve Assembly, Nrs Shutoff Valves

This 8 inch stainless steel double check valve assembly is designed to prevent the reverse flow of objectionable but not toxic water 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 for protection at cross-connections identified as non-health hazards and from other 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 body, tri-link check valves, non-rising stem resilient seated gate valves, and test cocks.

Product Features

  • Tri-link check valves are removable and serviceable without the use of any special tools
  • Stainless steel housing and sleeve
  • Bronze body nickel plated test cocks
  • Ball valve type test cocks
Specifications
Backflow Preventer Type Double Check Valve Assembly
Body Finish Stainless Steel
Body Material Stainless Steel
Body Pattern Straight
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 8 IN
Inlet Connection Type Flanged Joint
Inlet Shutoff Valve Type Non Rising Stem 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 757-NRS 8
Outlet Connection Size 8 IN
Outlet Connection Type Flanged Joint
Outlet Shutoff Valve Type Non Rising Stem Gate Valve
Outlet Thread Type Does Not Apply To Product
Part Number 0111526
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Engineered Plastic
Series 757
Strainer No

Product Accessories