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0558000734 - ESAB Replacement O-Ring 0.989 ID x 0.070 CS - Pack of 5

Packaging: pack of 5
$4.90/EA $14.70/pack of 5 only $2.94/EASave 40%

Usually ships within 3-5 business days

OVERVIEW

Keep Your Equipment Leak-Free with Genuine ESAB O-Rings

There is nothing more frustrating than a hissing torch or a coolant leak right in the middle of a job. Your welding and plasma cutting equipment relies on a complex network of seals to keep gases and fluids flowing where they should. When those seals wear out, performance drops, and you risk damaging expensive torch heads. This 5-pack of ESAB O-Rings is the essential maintenance item you need in your toolbox to address these issues immediately.

Designed specifically for ESAB systems, these O-rings measure 0.989 inches on the inside diameter with a thickness of 0.070 inches. They are made from high-quality Chloroprene, a material tough enough to withstand the heat and oils found in a welding shop environment. Unlike generic hardware store O-rings that might degrade or melt, these are built to handle the specific stresses of industrial cutting and welding. Whether you are rebuilding a torch head, servicing a machine connection, or just performing preventative maintenance, using the correct part is the only way to guarantee a fix that lasts.

Why Stock Up?

O-rings are consumables. Over time, they dry out, crack, or get nicked during torch assembly. Having a pack of five on hand means you aren't left waiting for a shipment while your machine sits idle. Replacing your O-rings regularly is a cheap and easy way to extend the life of your consumables and ensure your gas flow remains consistent for the best possible cut or weld quality.

Installation Tips:

  • Always clean the groove before installing a new O-ring.
  • Apply a small amount of compatible O-ring lubricant to prevent tearing during installation.
  • Check for nicks or cuts before seating the O-ring.
  • Do not over-stretch the ring; let it settle into the groove naturally.
Additional Information
Packaging Description:pack of 5
Brand:ESAB
Inner Diameter:0.989"
Cross Section:0.070"
Material:Chloroprene Rubber (CR)
Product Type:O-Ring

INCLUDED

  • 5 x O-Rings (0.989" ID x 0.070" CS)

APPLICATIONS

  • Sealing gas passages in plasma cutting torches
  • Preventing coolant leaks in water-cooled welding systems
  • General maintenance of ESAB power sources and peripheral equipment
  • Replacement of worn or dried-out static seals

FAQ

This O-ring has an Inner Diameter (ID) of 0.989 inches and a Cross Section (thickness) of 0.070 inches.

It is made from Chloroprene Rubber (CR), often referred to as Neoprene, which offers good resistance to oils, heat, and weathering.

This product is sold as a pack of 5 O-rings.

Yes, this is a genuine ESAB OEM replacement part, ensuring proper fit and material quality for your equipment.

While it is a standard size, it is specifically sourced and verified for ESAB equipment. Use on other brands depends entirely on their dimensional requirements.

You should inspect O-rings every time you disassemble your torch or change consumables. Replace them immediately if you see cracks, flattening, or if they feel brittle.

Yes, a light film of silicone lubricant (or the lubricant recommended in your equipment manual) helps protect the O-ring during installation and improves the seal.

A damaged O-ring can cause gas leaks, which may lead to poor cut quality, porosity in welds, or even overheating of the torch due to coolant loss.