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    4 Products

    Welding Gas Flashback Arresters for Regulators

    Attach these arresters to the outlet connection of a regulator on a torch that cuts steel up to 11" thick. Arresters extinguish flames and have a check valve to stop reverse gas flow. They are reusable; resetting is not required after flashback.
    Right-Hand Threads—UNF Male × UNF Female
    Image of Product. Front orientation. Welding Gas Flashback Arresters. Welding Gas Flashback Arresters for Regulators, Quick Disconnect Flashback Arresters.

    Quick Disconnect

    Flashback Arresters

    Arresters with right-hand threads are for use with oxygen.
    Quick Disconnect Flashback Arresters—Quick-disconnect arresters have a fitting that connects and disconnects them from your torch, so you don't have to thread these arresters on and off with a wrench.
    Thread
    Size
    Max. Pressure
    for Oxygen, psi
    Material
    Specs. Met
    Each
    Quick Disconnect Flashback Arresters
    9/16"-18
    		143BrassEN 561, ISO 728978335A560000000
     
    Left-Hand Threads—UNF Male × UNF Female
    Image of Product. Front orientation. Welding Gas Flashback Arresters. Welding Gas Flashback Arresters for Regulators, Quick Disconnect Flashback Arresters.

    Quick Disconnect

    Flashback Arresters

    Arresters with left-hand threads are for use with acetylene, hydrogen, and propane.
    Quick Disconnect Flashback Arresters—Quick-disconnect arresters have a fitting that connects and disconnects them from your torch, so you don't have to thread these arresters on and off with a wrench.
    Max. Pressure, psi
    Thread
    Size
    Acetylene
    Hydrogen
    Propane
    Material
    Specs. Met
    Each
    Quick Disconnect Flashback Arresters
    9/16"-18
    		155050BrassEN 561, ISO 728978335A550000000
     

    Welding Gas Flashback Arresters for Torches

    These arresters attach directly to torches that cut steel up to 8" thick. They extinguish flames and have a check valve to stop reverse gas flow. They are reusable; resetting is not required after flashback.
    Right-Hand Threads—UNF Male × UNF Female
    Image of Product. Front orientation. Welding Gas Flashback Arresters. Welding Gas Flashback Arresters for Torches, Quick Disconnect Flashback Arresters.

    Quick Disconnect

    Flashback Arresters

    Arresters with right-hand threads are for use with oxygen.
    Quick Disconnect Flashback Arresters—Quick-disconnect arresters have a fitting that connects and disconnects them from your torch, so you don't have to thread these arresters on and off with a wrench.
    Thread
    Size
    Max. Pressure
    for Oxygen, psi
    Material
    Specs. Met
    Each
    Quick Disconnect Flashback Arresters
    9/16"-18
    		143BrassEN 561, ISO 728978335A65000000
     
    Left-Hand Threads—UNF Male × UNF Female
    Image of Product. Front orientation. Welding Gas Flashback Arresters. Welding Gas Flashback Arresters for Torches, Quick Disconnect Flashback Arresters.

    Quick Disconnect

    Flashback Arresters

    Arresters with left-hand threads are for use with acetylene, hydrogen, and propane.
    Quick Disconnect Flashback Arresters—Quick-disconnect arresters have a fitting that connects and disconnects them from your torch, so you don't have to thread these arresters on and off with a wrench.
    Max. Pressure, psi
    Thread
    Size
    Acetylene
    Hydrogen
    Propane
    Material
    Specs. Met
    Each
    Quick Disconnect Flashback Arresters
    9/16"-18
    		155072BrassEN 561, ISO 728978335A24000000
     
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