HBP Striking Piston carries Atlas Copco part number 3371821188 and is stocked here under AC-3371821188. It is the business end of the breaker it locates the tool steel and absorbs the impact reaction, so bore wear here shows up as a loose, rattling shank.
Crowder’s breakdowns list this part on the LH 39 40E Hydraulic Paving Breaker and LH390 390HBP 400E 400E HBP Hydraulic Paving Breaker, and on 1 other machine. Pull up the diagram and confirm the reference number for your serial before ordering.
Everything else on that machine is one page away on the parts diagram library; complete tools are on the Atlas Copco catalog. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3371821188
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371821188
- Listed on breakdowns for: LH 39 40E Hydraulic Paving Breaker, LH390 390HBP 400E 400E HBP Hydraulic Paving Breaker, BRK 95 95VR 95HBP Hydraulic Paving Breaker
