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53N87 Large Diameter Gas Lens Cup #12 (3/4") - 10 Pack

$4.31/ea $28.40/10 in a pack only $2.84/eaSave 34%

In stock

OVERVIEW

Maximize Coverage with the #12 Large Gas Lens Cup

When your weld quality depends on perfect gas coverage, the 53N87 #12 Large Alumina Gas Lens Nozzle is the tool you need in your arsenal. Known among professional fabricators as a "champagne nozzle" or simply a large gas lens cup, this 3/4-inch beast provides a massive umbrella of argon over your weld puddle. Whether you are laying down colorful beads on stainless steel headers or ensuring a contamination-free pass on titanium, the extra width of this cup ensures that your hot tungsten and the cooling weld pool remain completely shielded from the atmosphere.

One of the biggest advantages of switching to a large gas lens setup with this 53N87 nozzle is the ability to "stick out" your tungsten much further than with standard cups. This means you can see right into tight corners and deep V-grooves without dipping your tungsten or losing gas coverage. For pipe welders and those who "walk the cup," the 53N87 offers a wide, stable rim that glides smoothly over the base metal, making it easier to maintain a consistent arc length and weave pattern. The alumina ceramic construction is built to handle the heat, resisting cracking even during high-amperage runs.

This pack of 10 nozzles ensures you always have a fresh cup ready to go. They are designed to fit all popular TIG torches equipped with a large gas lens setup, including the 17, 18, and 26 series, as well as 9 and 20 series torches with the correct adapters. Don't let turbulence and poor gas coverage ruin your welds—upgrade to the #12 large gas lens nozzle and experience the difference in arc stability and bead appearance. It's an affordable upgrade that pays for itself in reduced rework and cleaner welds.

Additional Information
Item:Nozzle Cup
Brand:Generic
Packaging Description:10 PER EA
Consumables Type:Nozzle
Material:Alumina
Size Description:#12 (3/4")
Torch Model:9, 17, 18, 20, 25, 26, 27
Cooling Method:Air Cooled, Water Cooled
TIG Amperage Range:125 A - 500 A

INCLUDED

  • 10 x #12 (3/4") Large Diameter Alumina Gas Lens Nozzles (53N87)

APPLICATIONS

  • Precision TIG welding of Stainless Steel and Titanium
  • Pipe welding and "walking the cup" techniques
  • Automotive exhaust fabrication
  • Aerospace component repair
  • Applications requiring extended tungsten stick-out
  • High-amperage structural welding

FAQ

The 53N87 fits 9, 17, 18, 20, 25, 26, and 27 series TIG torches, provided they are equipped with the correct Large Diameter Gas Lens collet body.

A #12 nozzle has a bore diameter of 12/16ths of an inch, which equals 3/4 of an inch or approximately 19mm.

Yes, this nozzle requires a Large Diameter Gas Lens collet body (e.g., 45V64 for 3/32" tungsten in 17/18/26 torches). It will not fit standard collet bodies or standard gas lenses.

It is made from high-impact, heat-resistant Alumina ceramic, suitable for high-amperage welding applications.

It provides superior gas coverage and laminar flow, allowing for greater tungsten stick-out and better visibility, which is critical for welding reactive metals.

This product is sold as a package of 10 nozzles.

Yes, the wide rim and durable ceramic material make the #12 cup excellent for walking the cup techniques on pipe and plate.

The nozzle has a standard length of 1-7/8 inches (47.6mm).
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