53N59 - ESAB 53N59 Alumina Gas Lens Cup #5 (5/16 Inch)

Achieve Precision Welds with the ESAB #5 Gas Lens Cup

Take your TIG welding to the next level with the ESAB 53N59 #5 Gas Lens Alumina Cup. If you are looking to improve your weld quality and make your life easier under the hood, switching to a gas lens setup with this premium nozzle is one of the best upgrades you can make. The #5 size (5/16") is the perfect all-rounder for precision work, giving you a tight, controlled cone of shielding gas that protects your puddle without wasting argon.

The real magic of this nozzle happens when paired with a gas lens. Because the gas flow is smoothed out into a laminar stream, you aren't limited by the turbulence of standard cups. This means you can stick your tungsten out much further—sometimes an inch or more—and still get perfect coverage. This extended stick-out is a game-changer for visibility. You can finally see around the cup and right into the root of the joint, making it easier to lay down those perfect stack-of-dimes welds in tight corners, roll cages, or exhaust manifolds.

Durability matters in the shop, which is why ESAB utilizes high-impact alumina ceramic for the 53N59. It stands up to the intense heat of the arc and resists cracking from thermal shock better than generic alternatives. It also resists spatter buildup, keeping your gas flow clean and consistent. Whether you are running a water-cooled 20 series torch or an air-cooled 9 series, this cup drops right onto your gas lens assembly. Don't let poor visibility or gas turbulence ruin your workpiece; equip your torch with the ESAB 53N59 and experience the difference professional consumables make.