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Home
Check Valves
Full Service
Full Service Valve Series
Express Line
Epic Series
Hydro Meter
For Sewer Cleaning Trucks
Order Information
Order Form
Credit Card Information
Request a quote
View Full Service Catalog
Bi-Fold
Interactive full service catalog
View Catalog Cutsheet
View Epic Catalog
Catalog Request
Technical Data
Available Materials
Flow Formulae
Certifications
Material Temperature Ratings
Informational Videos
Library View or Download
3D Drawing Downloads
IOM
Seat Material & Cracking Pressure Options
Contact
Headquarters
About Check-All Valve
Local Contact
Request A Quote
Place An Order
Virtual Tour
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Universal High Pressure Series (U1)
Universal High Pressure Series (U1)
One-piece check valve made from bar stock with Female NPT on each end. For use in higher pressure applications with a pressure rating of 10,000 PSI at 100 degrees F. For pressures less than 3000 PSI see our
U3 Series
Product details
(New window will open).
.125 PSI springs are not recommended for installations with flow vertical down.
“Metal-to-Metal” seats are not resilient. See
allowable leakage
(New window will open).
Listed below are the most common selections. For size smaller than 1/2″ See our
Mini check valves.
Please contact the factory for additional options.
Valve Style
Choose an option
NPT THREADS=U1
Valve Size
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3/8"=C
1/2"=D
3/4"=F
1"=H
1-1/4"=I
1-1/2"=J
Body Material
Choose an option
CARBON STEEL=CS
316 SS=SS
Seat Material
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METAL-TO-METAL=MT
Spring Setting
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.125
.500
1.50
Spring Material
Choose an option
316SS=SS
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This product has multiple variants. The options may be chosen on the product page
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