This is Chicago Pneumatic part number 1633016338 Push-in terminal cap, stocked at Crowder Supply as CP-1633016338. It seals a service or oil port on the tool.

Matching it to a machine? Send us the model and serial and we will confirm the fit, or work back from the parts breakdown index. Complete tools are on the CP tool catalog. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.

• Part number: 1633016338
• Manufacturer: Chicago Pneumatic
• Crowder SKU: CP-1633016338