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Valves: Check Valves
Quick-connect in-line plastic check valves
Mur-lok® Check Valves
Mur-lok® Check Valves
- Polypropylene Body/Collets
- Acetal Check Valve Insert
- Dual EPDM O-rings		 - 0-150 p.s.i. pressure rating
- 33º-140ºF (1º-60ºC) temperature rating
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Item NumberDescriptionCracking Pressure   
J04224261/4" Check Valve0.3 psi 
J0422426-031/4" Check Valve2.75 psi 
J0422426-051/4" Check Valve5 psi 
J0422426-PP1/4" Check Valve (All Polypropylene)0.3 psi 
J06226263/8" Check Valve0.3 psi 
J08228261/2" Check Valve0.3 psi 
SCV-P04202161/4" QC x 1/8" Male NPTF Elbow CV0.75 psi 
To order black check valves, add a "B" to the end of the part number.


John Guest® Check Valves
John Guest® Check Valves
 Acetal Construction, Buna Seals
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  »  Chemical Compatibility Notice
Item NumberDescriptionCracking Pressure   
1/4SCV1/4" Check Valve - White0.3 psi 
3/8SCV3/8" Check Valve - White0.3 psi 


SeaTech Check Valves
SeaTech Check Valves
 Polysulfone Construction, 250 psi @ 75º F / 100 psi @ 180º F
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  »  Chemical Compatibility Notice
 NSF Certified
Item NumberModel #DescriptionCracking Pressure   
3540-10819029931/2" ID (5/8" OD) Check Valve7 psi 


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