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Flashback Arrestors and Check Valves

Victor® Model CTO Oxygen Check Valve

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Victor® Model CTO Oxygen Check Valve

Victor® Model CTO Oxygen Check Valve

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Airgas Part #:VIC0690-0032

Western Adapter Flashback Arrestor Body

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Western Adapter Flashback Arrestor Body

Western Adapter Flashback Arrestor Body

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Airgas Part #:WESFA-2

Victor® Cutskill® Model FBR2 Fuel Gas And Oxygen Torch Flashback Arrestor Set

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Victor® Cutskill® Model FBR2 Fuel Gas And Oxygen Torch Flashback Arrestor Set

Victor® Cutskill® Model FBR2 Fuel Gas And Oxygen Torch Flashback Arrestor Set

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Airgas Part #:VIC0656-0007

Victor® Flamebuster™ Model FB-O Oxygen Flashback Arrestor

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Victor® Flamebuster™ Model FB-O Oxygen Flashback Arrestor

Victor® Flamebuster™ Model FB-O Oxygen Flashback Arrestor

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Airgas Part #:VIC0657-0010

Harris® Model 88-5 FBT (R) Oxygen Torch Type Flashback Arrestor

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Harris® Model 88-5 FBT (R) Oxygen Torch Type Flashback Arrestor

Harris® Model 88-5 FBT (R) Oxygen Torch Type Flashback Arrestor

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Airgas Part #:HCL4302210

Victor® Model CRF Fuel Gas Check Valve

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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

Victor® Flamebuster™ Model FBP-1 Fuel Gas And Oxygen Flashback Arrestor Set

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Victor® Flamebuster™ Model FBP-1 Fuel Gas And Oxygen Flashback Arrestor Set

Victor® Flamebuster™ Model FBP-1 Fuel Gas And Oxygen Flashback Arrestor Set

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Airgas Part #:VIC0656-0002

Airgas® Stainless Steel Ball-Type Check Valve With Viton-A® O-Ring, 1/4" FNPT Inlet And 1/4" FNPT Outlet

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Airgas® Stainless Steel Ball-Type Check Valve With Viton-A® O-Ring, 1/4" FNPT Inlet And 1/4" FNPT Outlet

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Airgas® Stainless Steel Ball-Type Check Valve With Viton-A® O-Ring, 1/4" FNPT Inlet And 1/4" FNPT Outlet

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Airgas Part #:Y33442-AG

Harris® FlashGuard® Model 88-5 FBTA (R&L) Fuel Gas And Oxygen Torch Type Flashback Arrestor Set

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Harris® FlashGuard® Model 88-5 FBTA (R&L) Fuel Gas And Oxygen Torch Type Flashback Arrestor Set

Harris® FlashGuard® Model 88-5 FBTA (R&L) Fuel Gas And Oxygen Torch Type Flashback Arrestor Set

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Airgas Part #:HCL4302205

Harris® Model 88-5 FBT (L) Fuel Gas Torch Type Flashback Arrestor

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Harris® Model 88-5 FBT (L) Fuel Gas Torch Type Flashback Arrestor

Harris® Model 88-5 FBT (L) Fuel Gas Torch Type Flashback Arrestor

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Airgas Part #:HCL4302209

Western Acetylene Flashback Arrestor With Inlet Check Valve

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Western Acetylene Flashback Arrestor With Inlet Check Valve

Western Acetylene Flashback Arrestor With Inlet Check Valve

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Airgas Part #:WESFA-510CV

Western Check Valve

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Western Check Valve

Western Check Valve

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Airgas Part #:WESCV-4

Western Check Valve

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Western Check Valve

Western Check Valve

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Airgas Part #:WESCV-6

Harris® Model 147.024 225 PSI 1/2" Oxygen Dry-Type Flashback Arrestor

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Harris® Model 147.024 225 PSI 1/2" Oxygen Dry-Type Flashback Arrestor

Harris® Model 147.024 225 PSI 1/2" Oxygen Dry-Type Flashback Arrestor

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Airgas Part #:HCL4300229

Victor® Model CTF Fuel Gas Check Valve

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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

Victor® Fuel Gas And Oxygen Check Valve Set

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Victor® Fuel Gas And Oxygen Check Valve Set

Victor® Fuel Gas And Oxygen Check Valve Set

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Airgas Part #:VIC0690-0011

Harris® Model 8530 40 PSI 1/2" Hydrogen And Natural Gas And Propane (LPG) Dry-Type Flashback Arrestor Set

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Harris® Model 8530 40 PSI 1/2" Hydrogen And Natural Gas And Propane (LPG) Dry-Type Flashback Arrestor Set

Harris® Model 8530 40 PSI 1/2" Hydrogen And Natural Gas And Propane (LPG) Dry-Type Flashback Arrestor Set

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Airgas Part #:HCL4300224

Harris® Model 8530 20 PSI 1/2" Acetylene Dry-Type Flashback Arrestor

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Harris® Model 8530 20 PSI 1/2" Acetylene Dry-Type Flashback Arrestor

Harris® Model 8530 20 PSI 1/2" Acetylene Dry-Type Flashback Arrestor

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Airgas Part #:HCL4300222

Harris® Model 147.031 225 PSI 1" Oxygen Dry-Type Flashback Arrestor

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Harris® Model 147.031 225 PSI 1" Oxygen Dry-Type Flashback Arrestor

Harris® Model 147.031 225 PSI 1" Oxygen Dry-Type Flashback Arrestor

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Airgas Part #:HCL4300228

Miller® Fuel And Oxygen Reverse Flow Check Valve Set

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Miller® Fuel And Oxygen Reverse Flow Check Valve Set

Miller® Fuel And Oxygen Reverse Flow Check Valve Set

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Airgas Part #:MILH698

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.