Ordering by number: this is Y10103040, the Tamco/Toku valve ball. This part controls the working cycle of the rock drill. When its faces wear, the tool sounds different and the blow rate falls off usually the first thing checked on a slow machine.
You will find it on the diagram for the THD 1100N Rock Drill and THD 1100U Rock Drill (CP9A). Worth matching the reference number on the diagram against your own machine before you order the same part number can sit in more than one position.
If you need the parts around it, the parts diagram library has the full breakdown library, and the Tamco/Toku lineup covers the machines themselves. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: Y10103040
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-Y10103040
- Listed on breakdowns for: THD 1100N Rock Drill, THD 1100U Rock Drill (CP9A)
