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Victor Torch Mount Check Valve Set (Oxygen & Fuel)

$97.74/EA $66.16/pack of 1 only $66.16/EASave 32%

Usually ships within 3-5 business days

OVERVIEW

Stay Safe with Victor 0690-0011 Torch Mount Check Valves

Safety is the number one priority when working with oxy-fuel equipment, and the Victor 0690-0011 Check Valve Set is your first line of defense against reverse gas flow. Whether you are cutting steel on a job site or brazing in the shop, these check valves are designed to keep your gases flowing in the right direction—and only the right direction. This pack includes a pair of high-quality valves: one for your oxygen line and one for your fuel line, giving you complete peace of mind while you work.

These valves are designed to mount directly to your torch handle. This is a smart setup because it stops any backflow right at the source, preventing mixed gases from ever reaching your hoses. Installation is simple and tool-free in most cases; they screw right onto the standard B-size (9/16"-18) threads found on almost all Victor and Victor-style torches. The color-coding (Green for Oxygen, Red for Fuel) makes it easy to get them on the right inlet every time, preventing dangerous mix-ups.

Why do you need them?
Reverse flow can happen if a tip gets clogged or if one cylinder runs empty while the other is still feeding. Without check valves, gas can travel back up the other hose, creating a volatile mixture. The Victor 0690-0011 valves use a reliable spring-loaded system that snaps shut the moment back-pressure is detected. They are built tough with brass bodies to handle the heat and abuse of daily welding work.

Don't take chances with your gear. Equip your torch with genuine Victor check valves. They are an affordable, simple upgrade that adds a significant layer of safety to your cutting outfit. Remember, while these stop gas backflow, they are best used as part of a complete safety system that also includes flashback arrestors.

Additional Information
Brand:Victor
Item:Accessory
Packaging Description:pack-of-1
Fuel Gas:All Fuels
Product Type:Check Valve Set
Mounting Type:Torch Mount
Connection Thread:9/16"-18 (B-Size)
Material:Brass
Gas Compatibility:Oxygen, Fuel Gas
Max Pressure:125 PSIG (Oxygen), 50 PSIG (Fuel)

INCLUDED

  • 1 x Oxygen Check Valve (Torch Mount)
  • 1 x Fuel Gas Check Valve (Torch Mount)
  • Installation Instructions

APPLICATIONS

  • Oxy-Fuel Cutting
  • Gas Welding
  • Brazing and Soldering
  • Heating and Gouging
  • Metal Fabrication
  • Structural Steel Work

FAQ

Check valves (like the 0690-0011) prevent the reverse flow of gas, stopping gases from mixing in the hoses. Flashback arrestors stop both reverse flow AND a flame front (flashback). Check valves are a basic safety requirement, while arrestors offer higher protection.

They fit most standard industrial torches that use B-Size (9/16"-18) connections. They will not fit small 'A-Size' torches typically used for jewelry or light-duty hobby work.

These are 'Torch Mount' valves. You install them directly onto the threaded inlets of your torch handle, between the torch and the hoses.

Yes, the fuel gas valve (Red/CTF) is compatible with all standard fuel gases, including Acetylene, Propane, Propylene, and Natural Gas.

It is recommended to test check valves for reverse flow leaks at least once every six months or according to your local safety regulations. If they fail a reverse flow test, they must be replaced immediately.

All safety devices introduce a minor flow restriction, but Victor check valves are designed to have minimal impact on flow for standard cutting and welding applications.

Yes, they are permanent fixtures on your torch, but they are not repairable. If they become damaged or fail a safety test, the entire valve must be replaced.

CTO stands for Check Valve Torch Oxygen, and CTF stands for Check Valve Torch Fuel. This designation helps identify the specific gas service for each valve.
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