Ordering by number: this is 1280583495 the number that superseded 03163, the American Pneumatic Tool exhaust deflector. It silences the exhaust pulse. Once it clogs, the tool works against its own back pressure.
It appears on the 633 133 1133 CN Rivet Buster and 133CN T-Handle Rivet Buster, and on 6 other machines breakdown. Compare it to the reference callout on the diagram to be sure it is the position you need.
If you need the parts around it, the parts diagram hub has the full breakdown library, and the American Pneumatic catalog covers the machines themselves. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 1280583495
- Previous part number: 03163
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT3163
- Listed on breakdowns for: 633 133 1133 CN Rivet Buster, 133CN T-Handle Rivet Buster, 1133CN T-Handle Rivet Buster, 133 Rivet Buster, 133-T/1133-T Rivet Buster, 133-ST/1133-ST Rivet Buster, +2 more

