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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
- 301 Stainless Steel Spring
NSF Certified
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 
To order black check valves, add a "B" to the end of the part number


Mur-lok® Elbow Check Valves

Mur-lok® Elbow Check Valves
Item NumberDescriptionCracking Pressure   
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
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
NSF Certified
Item NumberModel #DescriptionCracking Pressure   
3540-10819029931/2" ID (5/8" OD)7 psi 


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