The 402-3 Nozzle Retainer is a critical component for maintaining the efficiency and structural integrity of your MIG welding torch. Designed as a direct replacement for the standard Tregaskiss 402-3 part, this retaining head is engineered to fit 300 Amp and 400 Amp Tregaskiss Tough Gun series MIG guns. In the demanding environment of industrial welding, the front-end consumables of a torch are subjected to intense heat, spatter, and mechanical wear. This retainer is manufactured from high-quality brass, ensuring excellent thermal conductivity and resistance to deformation under high temperatures.
The primary function of the nozzle retainer is to securely hold the gas nozzle in place while providing a seating surface for the contact tip and gas diffuser. A worn or damaged retainer can lead to loose nozzles, poor gas coverage, and inconsistent arc stability. This generic replacement part features precision-machined threads that ensure a tight, secure fit onto the gun neck, preventing gas leaks that could compromise weld quality. Its robust construction ensures it can withstand the rigors of daily fabrication work, including the frequent removal and re-installation of nozzles for cleaning.
For professional welders and fabrication shops, maintaining a stock of essential consumables like the 402-3 retainer is vital for minimizing downtime. Whether you are working in automotive manufacturing, heavy equipment repair, or general structural steel fabrication, this component delivers the reliability you need. It is fully compatible with standard Tregaskiss-style slip-on nozzles and contact tips, allowing for seamless integration into your existing equipment setup without the need for modifications.
Key Technical Specifications:
| Additional Information |
|---|
| Packaging Description:5 in a pack |
| Item:Nozzle, Retaining Head |
| Brand:Tregaskiss Style |
| Amps:300amp, 400amp |
| Front End:Tregaskiss |
| Fits Which Model:Tregaskiss Tough Gun |
| Part Number:402-3 |
| Material:Brass |
| Thread Type:Standard |
