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75001004 - American Weldquip 75001004 Insulator Washer for 400A/600A MIG Guns

Packaging: 5 in a pack
$6.32/ea $22.25/5 in a pack only $4.45/eaSave 30%

In stock

OVERVIEW

Protect Your Torch and Your Weld Quality

Keep your American Weldquip MIG gun running like new with the 75001004 Insulating Washer. As a professional welder, you know that the condition of your torch's front-end consumables directly impacts your arc stability and weld quality. This insulating washer is the unsung hero inside your torch head, sitting between the gooseneck and the nozzle assembly. Its primary job is to stop electricity from traveling where it shouldn't, preventing the nozzle from becoming electrically live and causing accidental arc strikes or shorts against the workpiece.

Designed specifically for the heavy-duty 400 Amp and 600 Amp guns, this washer is built to take the heat. High-amperage welding generates massive amounts of radiant energy, which can cause inferior plastics and insulators to become brittle, crack, or melt. When an insulator fails, you might experience erratic feeding, inconsistent arcs, or even damage to the threads on your gooseneck. Using this genuine American Weldquip replacement ensures that the washer can handle the thermal shock of long weld beads and rapid cooling cycles without failing. It fits perfectly, ensuring your nozzle screws on tight and stays centered for optimal gas coverage.

Don't let a small, inexpensive part ruin a day's work. Checking your insulating washer should be part of your regular nozzle cleaning routine. If you see cracks, chips, or signs of burning, swap it out immediately with the 75001004. It’s a quick fix that prevents bigger headaches down the line. Whether you are fabricating heavy structural steel or running automated welding lines, trusting genuine parts means you spend less time troubleshooting your gun and more time laying down beads.

Why Welders Choose OEM

  • Perfect Fit: No rattling or loose nozzles; it seats everything strictly where it belongs.
  • Durability: Stands up to the heat of 600A welding without crumbling.
  • Peace of Mind: Eliminates the risk of shocking yourself or shorting out the tip to the nozzle.
Additional Information
Brand:American Weldquip
Item:Insulating Washer
Amperage:400 A, 600 A
Packaging Description:1 per each
Compatible Brand/Model:American Weldquip 400 Amp Guns, American Weldquip 600 Amp Guns
Part Number:75001004
Product Type:Insulating Washer

INCLUDED

  • 1 x Insulating Washer (OEM American Weldquip)

APPLICATIONS

  • Heavy industrial fabrication using 400A/600A MIG guns
  • Structural steel welding
  • Shipbuilding and marine repair
  • Automotive and transportation manufacturing
  • General equipment maintenance and repair

FAQ

This insulating washer is designed specifically for American Weldquip 400 Amp and 600 Amp MIG guns.

It electrically isolates the nozzle from the live parts of the gun, preventing short circuits and protecting the gooseneck from damage.

Inspect it regularly during nozzle cleaning. Replace it immediately if you notice cracks, chips, or significant heat damage.

Yes, this is a genuine OEM part manufactured by American Weldquip, ensuring high quality and perfect fitment.

No, it is specifically engineered for American Weldquip torch geometries and may not fit other brands correctly.

It is made from a high-temperature resistant dielectric material designed to withstand the heat of high-amperage welding.

Yes, a damaged washer can lead to loose nozzles, poor gas coverage, and erratic electrical arcs.