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15601114 - Tweco 54A Gas Diffuser (1560-1114) for 14H Series Tips

Packaging: 5 per ea
$42.20/ea

Package Price:

$211.00/5 per ea

Usually ships within 3-5 business days

SKU: TWE15601114 Categories: ,

OVERVIEW

Precision Engineering for High-Amperage MIG Welding

The Tweco 54A Gas Diffuser (Stock No. 1560-1114) is a critical component designed to maintain the performance and reliability of Tweco No. 4 and No. 5 MIG guns. Manufactured from high-grade brass alloy, this diffuser serves as the central hub of the MIG gun's front-end assembly, performing two essential functions: transferring welding current to the contact tip and distributing shielding gas evenly around the weld pool.

In industrial welding environments, the integrity of the electrical connection between the conductor tube and the contact tip is paramount. The Tweco 54A is machined to tight tolerances, ensuring a secure thread engagement that minimizes electrical resistance and heat buildup. This specific model is engineered to accept 14H Series heavy-duty contact tips, making it ideal for high-heat applications ranging from 400 to 500 amps. The 0.078-inch bore and 2.521-inch overall length are calibrated to position the contact tip correctly within the nozzle, optimizing the stick-out distance for standard welding procedures.

Gas management is equally critical for defect-free welds. The 54A diffuser features precision-drilled gas ports that promote laminar flow, reducing turbulence as the shielding gas exits the nozzle. This smooth coverage is essential for preventing porosity and atmospheric contamination in the weld metal. By using genuine Tweco components, operators ensure compatibility with standard slip-on nozzles (typically the 24A series) and maintain the manufacturer's specified performance parameters. Whether used in heavy fabrication, structural steel, or manufacturing, the 1560-1114 diffuser provides the durability and precision required for consistent, high-quality results.

Regular inspection and replacement of the gas diffuser are recommended to prevent thread degradation and gas blockage, which can lead to arc instability. This authentic Tweco part guarantees a perfect fit and restores the original efficiency of your MIG equipment.

Additional Information
Packaging Description:1 per each, 5 PER EA
Brand:Tweco
Item:Gas Diffuser
Fits Which Model:Tweco No. 4 and No. 5 Series MIG Guns
Part Number:54A
Compatible Tip Series:14H
Material:Brass Alloy
Length :2.521"
Bore Diameter:0.078"
Gun Amperage Rating:400A, 500A

INCLUDED

  • 1 x Tweco 54A (1560-1114) Gas Diffuser

APPLICATIONS

  • Heavy Industrial Fabrication
  • Structural Steel Welding
  • Shipbuilding and Marine Repair
  • Automotive Manufacturing
  • General Manufacturing and Repair
  • Construction Equipment Maintenance

FAQ

The Tweco 54A (1560-1114) is designed primarily for Tweco No. 4 (400 Amp) and No. 5 (500 Amp) MIG guns, as well as many compatible 'Tweco-style' guns of similar amperage.

This diffuser accepts Tweco 14H Series heavy-duty contact tips.

It is machined from high-quality brass alloy to ensure excellent electrical conductivity and thermal resistance.

Yes, this is a genuine Tweco© product, stock number 1560-1114.

Replace the diffuser if the threads for the contact tip become stripped or loose, if the gas ports are hopelessly clogged with spatter, or if the mating surface to the conductor tube is damaged.

Yes, the 54A diffuser is typically used in conjunction with a nozzle insulator (like the 34A) to accommodate standard slip-on gas nozzles.

No, the No. 2 gun typically uses the 52 series diffusers and 14 series tips. The 54A is physically larger and designed for the heavy-duty No. 4 and No. 5 guns.

It is recommended to tighten the diffuser snugly with pliers or a suitable wrench to ensure a solid electrical connection, but be careful not to overtighten and strip the brass threads.

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