Valve Seat carries Chicago Pneumatic part number R085935, cross-referenced to 3310103536 and is stocked here under CP-R085935. It directs the flow that reverses the piston in the rock drill. Valve wear changes port timing, and the machine loses blow rate before it loses the ability to run.
Crowder’s breakdowns list this part on the CP 0014 RR RRBS Rock Drill. It comes off the CP 0014 Pneumatic Rock Drill. Compare it to the reference callout on the diagram to be sure it is the position you need.
Work through the rest of the assembly on the same breakdown, or start over from the parts breakdown index. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: R085935
- Also listed as: 3310103536
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-R085935
- Listed on breakdowns for: CP 0014 RR RRBS Rock Drill
