Valve Housing – Complete is the Atlas Copco service part carried under part number 3121055180. Cycle timing runs through this component. Because it shuttles on every blow, it accumulates cycles faster than almost anything else in the rock drill.
Crowder’s breakdowns list this part on the BBD 94W 94WS 94WE Rock Drill. Check it against the reference number on the diagram first; serial breaks change what fits.
If you need the parts around it, the parts breakdown index has the full breakdown library, and the Atlas Copco lineup covers the machines themselves. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3121055180
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121055180
- Listed on breakdowns for: BBD 94W 94WS 94WE Rock Drill
