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Flashback Arrestors and Check Valves

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Western Heavy Duty Check Valve

Western Heavy Duty Check Valve

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Airgas Part #:WESCV-4MSS

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Victor® Model CTO Oxygen Check Valve

Victor® Model CTO Oxygen Check Valve

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Airgas Part #:VIC0690-0032

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Victor® Model CRO Oxygen Check Valve

Victor® Model CRO Oxygen Check Valve

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Airgas Part #:VIC0690-0034

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Victor® Model CRF Fuel Gas Check Valve

Victor® Model CRF Fuel Gas Check Valve

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Airgas Part #:VIC0690-0035

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Western Heavy Duty Check Valve

Western Heavy Duty Check Valve

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Airgas Part #:WESCVM-4FSS

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Western Heavy Duty Check Valve

Western Heavy Duty Check Valve

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Airgas Part #:WESCVM-4F

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Western Heavy Duty Check Valve

Western Heavy Duty Check Valve

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Airgas Part #:WESCV-5

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Harris® FlashGuard® Model 88-6 CVT (L) Fuel Gas Torch Type Check Valve

Harris® FlashGuard® Model 88-6 CVT (L) Fuel Gas Torch Type Check Valve

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Airgas Part #:HCL4300161

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Western Heavy Duty Check Valve

Western Heavy Duty Check Valve

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Airgas Part #:WESCV-4M

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Victor® Model CTF Fuel Gas Check Valve

Victor® Model CTF Fuel Gas Check Valve

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Airgas Part #:VIC0690-0033

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Harris® FlashGuard® Model 88-6 CVT (R) Oxygen Torch Type Check Valve

Harris® FlashGuard® Model 88-6 CVT (R) Oxygen Torch Type Check Valve

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Airgas Part #:HCL4300162

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Victor® Fuel Gas Check Valve

Victor® Fuel Gas Check Valve

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Airgas Part #:VIC0652-0029

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Western Oxygen Check Valve

Western Oxygen Check Valve

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Airgas Part #:WESCV-540

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Western Check Valve

Western Check Valve

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Airgas Part #:WESCVF-4M

Harris® FlashGuard® Model 88-6 CVR (L) Fuel Gas Regulator Type Check Valve

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Harris® FlashGuard® Model 88-6 CVR (L) Fuel Gas Regulator Type Check Valve

Harris® FlashGuard® Model 88-6 CVR (L) Fuel Gas Regulator Type Check Valve

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Airgas Part #:HCL4300384

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Western Oxygen Check Valve

Western Oxygen Check Valve

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Airgas Part #:WESMCV-2

Harris® FlashGuard® Model 88-6 CVR (R) Oxygen Regulator Type Check Valve

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Harris® FlashGuard® Model 88-6 CVR (R) Oxygen Regulator Type Check Valve

Harris® FlashGuard® Model 88-6 CVR (R) Oxygen Regulator Type Check Valve

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Airgas Part #:HCL4300383

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Western Circle Seal Check Valve

Western Circle Seal Check Valve

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Airgas Part #:WESWMV-6-4

Check Valves And Flash Arrestors At Airgas

Airgas offers a wide variety of check valves and flash arrestors from leading manufacturers like RADNOR™️, Western Enterprises, Harris Products Group and Victor that are critical for on-the-job safety. They prevent reverse gas flow and extinguish flashback fire during the oxyfuel processes. Choose from demand valves, plug assemblies, retrofit kits, adapters, inlet checks, torch/hose connection sets, and more with Airgas's convenient one-stop shopping.


Airgas is a leading single-source supplier for all things gases, welding equipment and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.