This is Tamco/Toku part number 430101A50 throttle valve handle, stocked at Crowder Supply as TK-430101A50. It is part of the operator control on the rock drill. Because it is handled every cycle of every shift, wear here is felt as a vague or sticky trigger long before the machine stops.
It shows up in the parts breakdown for the TJ 15 Rock Drill (RD 30). The complete machine is the Tamco/Toku TJ-15 Rock Drill.
Need the parts around it? They are on the same breakdown, and the parts diagram library covers every machine we publish. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 430101A50
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-430101A50
- Listed on breakdowns for: TJ 15 Rock Drill (RD 30)

