Ordering by number: this is 3121521000, the Atlas Copco ratchet pin. Rotation components on a tool take a load impulse on every blow, so they are wear items with a predictable service life.
Matching it to a machine? Send us the model and serial and we will confirm the fit, or work back from the parts diagram hub. Complete tools are on the Atlas Copco catalog. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3121521000
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121521000