Valve Case is the Chicago Pneumatic service part carried under part number R138095 (also carried as 3310104415). This part controls the working cycle of the breaker. When its faces wear, the tool sounds different and the blow rate falls off usually the first thing checked on a slow machine.
Crowder’s breakdowns list this part on the CP 1210 S SVR Paving Breaker and CP 1210 1210S 1210SVR Paving Breaker.
The parts diagram hub indexes every breakdown we publish, and the Chicago Pneumatic lineup has the tools these parts go into. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: R138095
- Also listed as: 3310104415
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-R138095
- Listed on breakdowns for: CP 1210 S SVR Paving Breaker, CP 1210 1210S 1210SVR Paving Breaker

