O-RING, Atlas Copco part number 9232121380, listed at Crowder Supply as AC-9232121380. Seals like this one are consumables in a tool they are cheap, they age with heat and hours, and replacing the whole set during a teardown saves a second strip-down later.
Give us the model and serial off your machine and we will confirm the fit; the full diagram library and the Atlas Copco lineup are the other two places to start. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 9232121380
- Manufacturer: Atlas Copco
- Crowder SKU: AC-9232121380