Series 957 8 in. Stainless Steel Flanged 175 psi Backflow Preventer

Part #W957OSYX  |  Item #2148512  |  Manufacturer Part #0111588

$10,560.20 EACH
(Pricing is for 8 in)

Valve Size:

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Product Details

  • Replaceable check disc rubber
  • Extremely compact design
  • 70% lighter than traditional designs
  • Groove fittings allow integral pipeline adjustment
  • Patented torsion spring checks provide lowest pressure loss
  • Unmatched ease of serviceability
  • Bottom mounted cast stainless steel relief valve
  • Lead-Free

Lead Law Compliant

Documents

Specifications

ADA Compliant: No

ASSE Standards: ASSE 1013

AWWA Specifications: AWWA C-511

Application: Health Hazard

BAA Compliant: Yes

CSA Certified: CSA B64.4

Collection: Series 957

Color Finish: Stainless Steel

Color Finish Category: Stainless Steel

Depth: 51-22/25 in

End Connection 1: Flanged

End Connection 2: Flanged

End Connections: Flanged

FM Approved: Yes

Fitting Size 1: 8 in

Fitting Size 2: 8 in

Fitting Sizes: 8 in

Height: 46-7/16 in

Installation Type: Horizontal

Lead Law Compliant: Yes

Length: 49-3/4 in

Material: Stainless Steel

Maximum Pressure: 175 psi

Maximum Temperature: 140

Minimum Temperature: 33

NSF Certified: Yes

NSF Specifications: NSF 61G

Recommended Valve Application: Water

UL Listed: Yes

Valve Body Material: Stainless Steel

Valve Body Style: Inline

Valve Disc Material: Silicone

Valve Operator: Cross Handwheel

Valve Seat Material: Engineered Plastic

Valve Size: 8 in

Valve Type: Reduced Pressure Zone Assembly

Weight: 483

Width: 30 in