This is Atlas Copco part number 0663211413 O-Ring, stocked at Crowder Supply as AC-0663211413. Seals like this one are consumables in a breaker they are cheap, they age with heat and hours, and replacing the whole set during a teardown saves a second strip-down later.
The published breakdown lists it on the TEX 140P PS Paving Breaker. Worth matching the reference number on the diagram against your own machine before you order the same part number can sit in more than one position.
Everything else on that machine is one page away on the parts diagram library; complete tools are on the Atlas Copco lineup. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 0663211413
- Manufacturer: Atlas Copco
- Crowder SKU: AC-0663211413
- Listed on breakdowns for: TEX 140P PS Paving Breaker
