73Z86 - ESAB AC-4 Replacement Insert for Oxy-Fuel Equipment

Get Your Gear Back in Action

When your equipment goes down, you don't have time to mess around with parts that "might" fit. The ESAB 73Z86 Insert AC-4 is the genuine article you need to get your rig back up and running correctly. We know that out in the shop or on the job site, reliability is everything. You need parts that install easily, fit right the first time, and hold up under pressure. This AC-4 insert is built by ESAB, the same folks who made your equipment, so you know it matches the original specs perfectly.

Don't risk your weld quality or your safety with cheap knock-offs. This insert is designed to handle the heat and wear of daily use. Whether you are fixing up a torch that's seen better days or swapping out a worn component during a routine service, this part is the key to restoring factory performance. It’s made from durable materials that resist wear and corrosion, meaning you won't be swapping it out again next week. It’s a small part, but it plays a big role in how your tool handles and performs.

Grab a couple of these to keep in your maintenance kit so you're never caught off guard. Swapping out worn inserts is a quick fix that can prevent bigger headaches down the line, like leaks or poor flame control. Trust in ESAB's quality to keep your arc lit and your cuts clean. This 73Z86 Insert is the exact replacement for the AC-4 model, giving you peace of mind that your equipment is safe, sealed, and ready to work as hard as you do.