This is the Atlas Copco check valve screw part number 3371820115, Crowder SKU AC-3371820115. 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.
It shows up in the parts breakdown for the BRK 55 55VR 55VR HBP 55 HBP Hydraulic Paving Breaker and PDR 75T 75RV Hydraulic Post Driver, and on 9 other machines.
Everything else on that machine is one page away on the parts diagram library; complete tools are on the Atlas Copco catalog. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3371820115
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371820115
- Listed on breakdowns for: BRK 55 55VR 55VR HBP 55 HBP Hydraulic Paving Breaker, PDR 75T 75RV Hydraulic Post Driver, MH55 55A HBP Hydraulic Paving Breaker, MH70 70A HBP Hydraulic Paving Breaker, MDR 75T HBP 75 RV HBP Hydraulic Post Driver, LH 22 23E 27 28E Hydraulic Paving Breaker, +5 more
