O-Ring – Throttle Valve carries Atlas Copco part number 9245998744 and is stocked here under AC-9245998744. This is control gear it meters air to the tool. A worn control gives creep, hard starting, or a tool that will not shut off cleanly.

Give us the model and serial off your machine and we will confirm the fit; the parts diagram library and the Atlas Copco tool range are the other two places to start. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.

• Part number: 9245998744
• Manufacturer: Atlas Copco
• Crowder SKU: AC-9245998744