Striking Piston carries Atlas Copco part number 3371820107 and is stocked here under AC-3371820107. This part holds and guides the steel. Elongation of the shank bore is the usual reason for replacement, well before any crack appears.
The published breakdown lists it on the BRK 55 55VR 55VR HBP 55 HBP Hydraulic Paving Breaker and MH55 55A HBP Hydraulic Paving Breaker, and on 3 other machines. Compare it to the reference callout on the diagram to be sure it is the position you need.
Everything else on that machine is one page away on the full diagram library; complete tools are on the Atlas Copco lineup. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 3371820107
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371820107
- Listed on breakdowns for: BRK 55 55VR 55VR HBP 55 HBP Hydraulic Paving Breaker, MH55 55A HBP Hydraulic Paving Breaker, LH 22 23E 27 28E Hydraulic Paving Breaker, LH220 220HBP 230E 230E HPB Hydraulic Paving Breaker, BRK 70 70VR 70HBP 70 VR HBP Hydraulic Paving Breaker
