4 in. Stainless Steel Flanged 350 psi Backflow Preventer
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Zurn Wilkins
Model 350AST 4 in. Stainless Steel Flanged 350 psi Backflow Preventer
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Purchase history
Zurn Wilkins
Model 350AST
4 in. Stainless Steel Flanged 350 psi Backflow Preventer
4-350ASTRNRS-A
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Order Date
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My PO#
Product Details
- With flanged end NRS gate valves
- Lower maintenance costs from corrosion resistance
- For drop-in replacements installed between the backflow valve and the outlet shut-off valve
- Reduces the cost of assembly replacement
- Designed to replace old, long lay length double check valve assemblies
- Stainless steel body and spool
- Single access cover reduces maintenance down time
- Zurn Wilkins® compound check provides low headloss
Specifications
- ANSI:
- ANSI 61, ANSI B16.42 Class 150
- ASSE Standards:
- ASSE 1015
- ASTM:
- ASTM A-276
- AWWA:
- AWWA C-510, AWWA C-550
- Application:
- Potable Water
- Collection:
- Model 350AST
- End Connection 1:
- Flanged
- End Connection 2:
- Flanged
- End Connections:
- Flanged
- FM Approved:
- Yes
- Height:
- 14-1/2 in
- IAPMO Listed -:
- Yes
- Installation Type:
- Horizontal, Vertical
- Material:
- Stainless Steel
- Material Type:
- 304L
- Maximum Temperature:
- 140
- NSF:
- NSF 61
- NSF Certified:
- Yes
- Pressure - Maximum:
- 350 psi
- UL Listed:
- Yes
- Valve Port Opening:
- Full Port
- Valve Seat Material:
- EPDM
- Valve Size:
- 4 in
- Valve Stem:
- Non-rising
- Valve Type:
- Double Check Valve Assembly
- Weight:
- 192 lb