This is Atlas Copco part number 3371814710 O-Ring, stocked at Crowder Supply as AC-3371814710. It keeps air or oil where it belongs inside the hammer. Once it flattens or hardens, the machine loses pressure across the joint and performance falls off gradually rather than all at once.
It shows up in the parts breakdown for the LH11 Hydraulic Pick Hammer and LPD-LD Hydraulic Post Driver, and on 10 other machines. Pull up the diagram and confirm the reference number for your serial before ordering.
The parts diagram library indexes every breakdown we publish, and the Atlas Copco catalog has the tools these parts go into. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3371814710
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371814710
- Listed on breakdowns for: LH11 Hydraulic Pick Hammer, LPD-LD Hydraulic Post Driver, LHD 23M Hydraulic Rock Drill, BRK 40 40VR Hydraulic Paving Breaker, BRK25D Hydraulic Paving Breaker, PDR 30T Hydraulic Post Driver, +6 more
