Series 757DCDA 6 in. 304 Stainless Steel Flanged Backflow Preventer

Part #W757NDCDAOSYGPMU  |  Item #2975133  |  Manufacturer Part #0111565

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Valve Size:

6 in
Packaging Info:
  • Quantity Per 
  • Each: 1
  • Inner pack: 1

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Product Details

  • Extremely compact design
  • 70% lighter than traditional designs
  • Patented tri-link spring check provides lowest pressure loss
  • Unmatched ease of serviceability
  • May be used for horizontal, vertical or N pattern installations

Not Approved for Potable Water Applications



ADA Compliant: No

ANSI Specifications: ANSI 372

ASSE Standards: ASSE 1048

AWWA Specifications: AWWA C-510

Application: Non-health Hazard

BAA Compliant: Yes

CSA Certified: CSA B64.5

Collection: Series 757DCDA

Color Finish: Stainless Steel

Color Finish Category: Stainless Steel

Depth: 51-19/50 in

End Connection 1: Flanged

End Connection 2: Flanged

End Connections: Flanged

FM Approved: Yes

Fitting Size 1: 6 in

Fitting Size 2: 6 in

Fitting Sizes: 6 in

Height: 35-5/8 in

IAPMO Listed: No

Installation Type: Horizontal, Vertical

Lead Law Compliance Level: Not Approved for Potable Water Applications

Length: 43-1/2 in

Material: Stainless Steel

Maximum Pressure: 175 psi

Maximum Temperature: 140

Minimum Temperature: 33

NSF Certified: Yes

NSF Specifications: NSF 372

Number of Handles: Two Handle

Recommended Valve Application: Water

Temperature Range: 33 to 140 Deg F (0.5 to 60 Deg C)

UL Listed: Yes

Valve Body Material: Stainless Steel

Valve Body Style: N Pattern

Valve Disc Material: Rubber

Valve Operator: Wheel Handle

Valve Seat Material: Engineered Plastic

Valve Size: 6 in

Valve Type: Double Check Detector Assembly

Weight: 350

Width: 48-1/2 in