This is Atlas Copco part number 3131010700 coil spring, stocked at Crowder Supply as AC-3131010700. It supplies the return force for its assembly in the rock drill. A spring that has taken a set gives soft or sticky action long before it actually breaks.
It shows up in the parts breakdown for the BBD 94W 94WS 94WE Rock Drill. Compare it to the reference callout on the diagram to be sure it is the position you need.
If you need the parts around it, the parts diagram hub has the full breakdown library, and the Atlas Copco tool range covers the machines themselves. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 3131010700
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3131010700
- Listed on breakdowns for: BBD 94W 94WS 94WE Rock Drill
