This product requires certification to purchase.

6 in. Ductile Iron Wafer Check Valve

NIBCO

W-920-W-LF 6 in. Ductile Iron Wafer Check Valve

  • Fast #
  • Part #NW920WLFU
  • Item #4473024
  • Manufacturer Part #NLN50XK
3.1 out of 5 Customer Rating
Brand image
NIBCO

W-920-W-LF 6 in. Ductile Iron Wafer Check Valve

  • Fast #
  • Part #NW920WLFU
  • Item #4473024
  • Manufacturer Part #NLN50XK
3.1 out of 5 Customer Rating

X Points

Package Quantity Info:

Each: 1 Inner Pack: 1 Case: 1 Pallet: 80
Looking for compatible parts?
Out of Stock
How to get it:
  • Pick Up   Not Available
    0  in  Hilliard, OH
  • Shipping Not Available
    Not available at this time

Product Details

Product Details

  • Spring loaded
  • Soft seated
  • Iron body
  • Automatic reseating
  • Non-mechanical seat-to-disc alignment will not stick or freeze
  • Seat is located above drain to prevent water from being trapped and sediment from fouling the seat
  • Valve protects hot water space heating boiler equipment from excessive pressure
  • Requires Certification
  • Lead Law Compliant


Specifications

ANSI:
ANSI 372, ANSI 61, ANSI B16.1
ASME:
ASME 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:
3-3/4 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
UPC:
039923327277
Valve Body Material:
Ductile Iron
Valve Body Style:
Wafer
Valve Disc Material:
Bronze
Valve Operator:
Spring Actuated
Valve Seat Material:
Buna-N
Valve Size:
6 in
Valve Type:
Check Valve
Weight:
19 lb
Width:
8-63/100 in