Ordering by number: this is Y10103150, the Tamco/Toku valve knock pin. 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.
It shows up in the parts breakdown for the THD 1100N Rock Drill and THD 1100U Rock Drill (CP9A). Check it against the reference number on the diagram first; serial breaks change what fits.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts diagram library. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: Y10103150
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-Y10103150
- Listed on breakdowns for: THD 1100N Rock Drill, THD 1100U Rock Drill (CP9A)
