4 in. Cast Iron Wafer Check Valve
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NIBCO
W-920-W-LF 4 in. Cast Iron Wafer Check Valve
Purchase history
NIBCO
W-920-W-LF
4 in. Cast Iron Wafer Check Valve
NLN50XH
Order #
Order Date
Job Name
My PO#
Frequently Purchased Together
Product Details
Product Details
- Brass body construction
- Pressure relief is set at 100 psi (6.9 BAR)
- Test lever included
- ASME rated and CSA certified
- Model available for outdoor solar applications
- Furnished with test lever
- Valve protects storage tanks and tankless water heaters from excessive pressure
-
Lead Law Compliant
Specifications
- ANSI:
- ANSI 372, ANSI 61, ANSI B16.1
- ASTM:
- ASTM A-313, ASTM A-240, ASTM A-276, ASTM A-536 Grade 65-45-12
- AWWA:
- AWWA C-518
- Collection:
- W-920-W-LF
- FM Approved:
- No
- IAPMO Listed:
- No
- Installation Type:
- Horizontal Mount, Vertical Mount
- Lead Law Compliance Level:
- Lead Law Compliant and Certified
- Lead Law Compliant:
- Yes
- Length:
- 2-63/100 in
- Material:
- Ductile Iron, Bronze, Rubber
- Material Type:
- Buna-N
- Maximum Temperature:
- 180
- NSF:
- NSF 372, NSF 61
- NSF Certified:
- Yes
- Origin:
- Domestic
- Pressure - High:
- 250
- Pressure Class:
- 125#
- Proposition 65:
- WARNING: Cancer and Reproductive Harm - www.P65warnings.ca.gov
- Recommended Valve Application:
- Water
- UL Listed:
- Yes
- Valve Body Material:
- Ductile Iron
- Valve Body Style:
- Wafer
- Valve Disc Material:
- Bronze
- Valve Operator:
- Spring Actuated
- Valve Seat Material:
- Buna-N
- Valve Size:
- 4 in
- Valve Type:
- Check Valve
- Weight:
- 9 lb
- Width:
- 7-3/4 in