This is Tamco/Toku part number 430432N20 pawl plunger, stocked at Crowder Supply as TK-430432N20. Rotation components on a rock drill take a load impulse on every blow, so they are wear items with a predictable service life.
The published breakdown lists it on the TH 800 Rock Drill.
If you need the parts around it, the parts breakdown index 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: 430432N20
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-430432N20
- Listed on breakdowns for: TH 800 Rock Drill

