Inner Casing is the Chicago Pneumatic service part carried under part number 470W724012. It is a factory service part for the machines listed below.

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 tool range. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.

• Part number: 470W724012
• Manufacturer: Chicago Pneumatic
• Crowder SKU: CP-470W724012