This is the Chicago Pneumatic spindle spacer collar part number C037068, Crowder SKU CP-C037068. This cushions impact inside the drill. Buffers are designed to break down before the castings do, which makes them a routine replacement.
Crowder’s breakdowns list this part on the CP 0315 Core Drill. Pull up the diagram and confirm the reference number for your serial before ordering.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts diagram hub. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: C037068
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-C037068
- Listed on breakdowns for: CP 0315 Core Drill

