Ordering by number: this is 3371821298, the Atlas Copco valve housing – complete. It directs the flow that reverses the piston in the breaker. 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 MH55 55A HBP Hydraulic Paving Breaker. Compare it to the reference callout on the diagram to be sure it is the position you need.
Use the parts diagram hub to work through the rest of the assembly, or the Atlas Copco catalog if you are pricing a replacement machine. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3371821298
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371821298
- Listed on breakdowns for: MH55 55A HBP Hydraulic Paving Breaker
