Ordering by number: this is 1280583872, listed as 18828 before the renumbering, the American Pneumatic Tool lever. It governs how air reaches the working end of the rivet buster. Wear on the sealing land is the usual cause of a throttle that leaks with the trigger released.
Crowder’s breakdowns list this part on the 633 133 1133 CN Rivet Buster. Pull up the diagram and confirm the reference number for your serial before ordering.
If you need the parts around it, the parts breakdown index has the full breakdown library, and the American Pneumatic Tool range covers the machines themselves. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 1280583872
- Previous part number: 18828
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT18828
- Listed on breakdowns for: 633 133 1133 CN Rivet Buster
