O-Ring, Chicago Pneumatic part number 470W254085, listed at Crowder Supply as CP-470W254085. Seals like this one are consumables in a tool they are cheap, they age with heat and hours, and replacing the whole set during a teardown saves a second strip-down later.
The parts diagram hub is where to start if you are working back from a machine or send the model and serial and we will confirm it. Complete tools sit on the CP tool catalog. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 470W254085
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-470W254085