Series 957 4 in. 304 Stainless Steel Grooved 175 psi Backflow Preventer

Part #W957NRSSP  |  Item #2148177  |  Manufacturer Part #0111827

$3,452.40 EACH

Valve Size:

4 in

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Product Details

  • 304 (Schedule 40) stainless steel housing and sleeve furnished with an iron strainer
  • Non-rising stem, resilient seated gate valves
  • Quick access sleeve
  • Replaceable check disc rubber
  • Bottom mounted cast stainless steel relief valve
  • Compact design allows small enclosures to be used
  • Patented torsion spring check modules for ease of serviceability
  • Groove couplings for ease of installation and pipe alignment
  • The maximum working pressure is 175 PSI (12.06 BAR)

Lead Law Compliant

Documents

Specifications

ADA Compliant: No

ANSI Specifications: ANSI 61 Annex G

ASSE Standards: ASSE 1013

BAA Compliant: Yes

CSA Certified: CSA B64.4

Collection: Series 957

Color Finish: Stainless Steel

Color Finish Category: Stainless Steel

Depth: 48 in

End Connection 1: Grooved

End Connection 2: Grooved

End Connections: Grooved

FM Approved: Yes

Fitting Size 1: 4 in

Fitting Size 2: 4 in

Fitting Sizes: 4 in

Height: 31 in

IAPMO Listed: No

Lead Law Compliant: Yes

Length: 33-3/4 in

Material: Stainless Steel

Material Type: 304

Maximum Pressure: 175 psi

Maximum Temperature: 110

Minimum Temperature: 33

NSF Certified: Yes

NSF Specifications: NSF 61 Annex G

UL Listed: No

Valve Body Material: Bronze

Valve Body Style: Inline

Valve Disc Material: Silicone

Valve Seat Material: Engineered Plastic

Valve Size: 4 in

Valve Stem: Non-rising

Valve Type: Backflow Preventer

Weight: 399

Width: 25 in