Lock Ring, Atlas Copco part number 3371820737, listed at Crowder Supply as AC-3371820737. It locates or retains an assembly inside the breaker. Small as it is, a sheared or walked-out pin lets a whole subassembly shift.
It appears on the LH 39 40E Hydraulic Paving Breaker and LH390 390HBP 400E 400E HBP Hydraulic Paving Breaker, and on 11 other machines breakdown. Check it against the reference number on the diagram first; serial breaks change what fits.
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. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3371820737
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371820737
- Listed on breakdowns for: LH 39 40E Hydraulic Paving Breaker, LH390 390HBP 400E 400E HBP Hydraulic Paving Breaker, LH220 220HBP 230E 230E HPB Hydraulic Paving Breaker, LH270 270HBP 280E 280E HBP Hydraulic Paving Breaker, LH180 190E Hydraulic Paving Breaker, BRK 95 95VR 95HBP Hydraulic Paving Breaker, +7 more
