This is the American Pneumatic Tool throttle valve seat part number 1280582623, which replaced the older number 17779, Crowder SKU APT17779. 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.
You will find it on the diagram for the 109 Mini Rock Drill. The tool itself is the APT 109 Pneumatic Rock Drill.
Need the parts around it? They are on the same breakdown, and the full diagram library covers every machine we publish. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 1280582623
- Previous part number: 17779
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT17779
- Listed on breakdowns for: 109 Mini Rock Drill
