Welding

Tweco HD 22 Series Air Cooled Nozzles for Classic No. 2, Spray Master 250, and Smoke Master 250 MIG guns are self insulated and compatible with HD52 Series Gas Diffusers.

Compatible with Tweco MIG guns:

• Classic No. 2
• Spray master 250
• Smoke Master 250

Features:

• Used in heavy duty welding application up to 250 amperes
• 3-piece nozzle design includes: Nozzle Housing – Cut & Formed from 122 DHP copper alloy tubing, Nozzle Insert – machined from a solid brass allows and is crimped in place to allow the nozzle to slide over a metal spring which is part of the gas diffuser, Nozzle insulator – made from G7 silicone material, providing the electrical insulation needed from the gas diffuser
• Easy identification – Part No. rolled stamped on the outside surface
• 3-piece design – does not require an additional insulator

Specifications:

• Inside Diameter: 1/2″
• Style: Slip-On
• Nozzle/Contact Tip Relationship: 1/8″ – 5/32″ Tip recess
• Outside Diameter: .875″

Bernard Model N1C12Q Quik Tip series 1 with 1/2″ bore, plated copper; threaded nozzle.

Nozzle is compatible with:
  BTB series

  Clean Air Series

  Dura-Flex

  Fixed Liner Series

  FILTAIR Fume Extraction series

  Legacy Q-Gun series

  Legacy S-Gun series

Bernard Model N-5818C Centerfire series 5/8″ bore, 1/8 recess, copper large nozzle. For use with Bernard D-1 gas diffuser, 4423R insulator, and “T” & “TT” series contact tips.

Nozzle is compatible with:

  BTB series

  Clean Air Series

  Dura-Flex

  Fixed Liner Series

  FILTAIR Fume Extraction series

  Legacy Q-Gun series

  Legacy S-Gun series