This is the Chicago Pneumatic impeller – D30N part number 470W223601, Crowder SKU CP-470W223601. This component moves or filters flow through the unit; performance falls off gradually as clearances open or the element loads up.

If you are working from a machine rather than a part number, start at the parts diagram library, or send us the model and serial and we will match it. Machines themselves are on the Chicago Pneumatic lineup. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.

• Part number: 470W223601
• Manufacturer: Chicago Pneumatic
• Crowder SKU: CP-470W223601