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NAI-LOK Flashback Arrestor | Stainless Steel Flame Arrestor for Oxygen & Fuel Gas Systems, Welding & Cutting Safety Device

NAI-LOK Flashback Arrestor | Stainless Steel Flame Arrestor for Oxygen & Fuel Gas Systems, Welding & Cutting Safety Device


  • High Safety Assurance: Prevents reverse gas flow and flashbacks

  • Built-in Non-Return Valve: Ensures unidirectional flow

  • Flame Arrestor Element: Extinguishes flame fronts

  • Temperature Shut-off Function(optional): Stops gas flow in case of overheating

  • Durable Construction: Made of corrosion-resistant SS316



  • Technical Parameters
  • Main feature
  • Operating range
ParameterSpecification
TypeFlashback Arrestor
MaterialSS316 Stainless Steel
Thread Size1/4", 3/8", 1/2" NPT or BSP (Custom available)
Gas CompatibilityOxygen, Acetylene, Hydrogen, Propane, Natural Gas
Operating PressureUp to 20 bar (290 psi)
Max Flow CapacityDepends on size and gas type
Safety StandardsISO 5175, EN 730-1, DIN 8521
WeightApprox. 150 – 300g
Application AreasWelding, Cutting, Laboratory, Industrial Gas Lines


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