Western Analytical Products Datasheets for Check Valves

Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. 
Check Valves: Learn more

Product Name Notes
"Inlet Check Valve, 1/4-28M to 1/4-28F" -- CV-3301
"Inlet Check Valve, 1/4-28M to 1/4-28F" -- CV-3315
"Outlet Check Valve, 1/4-28M to 1/4-28F" -- CV-3302
" Adds Back-Flow Protection to any 1/4-28 Flat-Bottom Port 15 psi (1.0 bar) and 3 psi (0.21 bar) Cracking Pressure Versions Excellent Chemical Resistance Connect these Upchurch Scientific® Inline Check...
Quick-Stop Luer Check Valve -- P-697
Quick-Stop Luer Check Valve Assembly -- P-696
" Check Valve Protection with Luer Convenience Automatically Opens When Engaged Our Quick-Stop Luer Check Valve is designed to provide inline luer connect/disconnect convenience without the mess and hazard of...
"Inline Check Valve Assembly for 1/16"" OD Tubing" -- CV-3000
"Inline Check Valve Assembly for 1/8"" OD Tubing" -- CV-3010
Inline Check Valve Cartridge for CV-3000 -- CV-3001
Inline Check Valve Cartridge for CV-3010 -- CV-3011
" Low Cracking Pressures (At which valve opens for flow in the direction of the arrow. Tolerance on the cracking pressure for CV-3001 is ± 0.5 psi (0.03 bar) and...
"Inlet Check Valve, 1/4-28F to 10-32M" -- CV-3335
"Inlet Check Valve, 1/4-28M to 1/4-28F" -- CV-3320
"Inlet/Outlet Check Valve, 1/4-28F to 1/4-28F" -- CV-3330
"Inlet/Outlet Check Valve, 10-32F to 10-32F" -- CV-3340
"Outlet Check Valve, 1/4-28F to 10-32M" -- CV-3336
"Outlet Check Valve, 1/4-28M to 1/4-28F" -- CV-3321
" Nonmetallic and Biocompatible Low Cracking Pressure of 1 psi (0.07 bar) Excellent Chemical Resistance Upchurch Scientific® Inline Check Valves provide excellent backflow protection for sensitive equipment along with outstanding...