This product requires certification to purchase.

1-1/4 in. Bronze NPT Check Valve

NIBCO

T-433-B 1-1/4 in. Bronze NPT Check Valve

  • Fast #
  • Part #NT433BH
  • Item #20370
  • Manufacturer Part #NL7J00B
3.3 out of 5 Customer Rating
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NIBCO Bronze FNPT Swing Check Valve
NIBCO Bronze FNPT Swing Check Valve
NIBCO

T-433-B 1-1/4 in. Bronze NPT Check Valve

  • Fast #
  • Part #NT433BH
  • Item #20370
  • Manufacturer Part #NL7J00B
3.3 out of 5 Customer Rating
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Package Quantity Info:

Each: 1 Inner Pack: 5 Case: 20 Pallet: 560
Quantity:
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How to get it:
  • Pick Up   Not Available
    0  in  Leesburg, VA
    0 nearby
  • Shipping Available
    Available for immediate shipment

Product Details

Product Description
  • Water seal of high temperature resisting material isolates spring working parts from water during relief
  • Non mechanical seat-to-disc alignment will not stick or freeze
  • Water can't be trapped and sediment can't foul seat
  • Bronze body safety relief valves for pressure protection only of all types of hot water heating boiler equipment
  • Standard pressure relief setting 30 psi. No. W374AF. Iron body with bronze inlet; 550,000 BTU/Hr. rating
  • Non-mechanical seat-to-disc alignment will not stick or freeze
  • Valve protects hot water heating boiler equipment from excessive pressure
  • Bronze body with stainless steel spring
  • Seat is located above drain to prevent water from being trapped and sediment from fouling the seat
Product Information
  • Requires Certification

  • Not Compliant, Approved for Non-Potable Water Applications

Dimensions & Measurements
End Connection 1
FPT
End Connection 2
FPT
End Connections
FPT
Length
4-19/100 in
Pressure Class
150#, 300#
Valve Size
1-1/4 in
Weight
2.39 lb
Characteristics & Features
Collection
T-433-B
Installation Type
Horizontal Mount, Vertical Mount
Material
Bronze
Proposition 65
WARNING: Cancer and Reproductive Harm - www.P65warnings.ca.gov
Valve Body Material
Bronze
Valve Body Style
Y Pattern
Valve Disc Material
Bronze
Valve Seat Material
Bronze
Valve Type
Swing Check Valve
Electrical & Operational Information
Maximum Temperature
366
Pressure - High
150, 300
Warranty & Product Information
ASTM
ASTM B-140 C31400, ASTM B-16, ASTM B-62 C83600
Lead Law Compliance Level
Not Compliant, Approved for Non-Potable Water Applications
MSS
MSS SP-80
NSF Certified
No
Origin
Domestic
Recommended Valve Application
Gas, Oil, Steam, Water
UL Listed
No
UPC
039923635532