Thumb Screw is the Atlas Copco service part carried under part number 3377021725. Fasteners on a power pack are loaded and unloaded thousands of times a minute; stretched or fatigued hardware is replaced rather than reused after a teardown.
It appears on the APP13 Hydraulic Power Pac and PAC P13 Hydraulic Power Pac breakdown. Check it against the reference number on the diagram first; serial breaks change what fits.
The parts diagram hub indexes every breakdown we publish, and the Atlas Copco lineup has the tools these parts go into. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 3377021725
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3377021725
- Listed on breakdowns for: APP13 Hydraulic Power Pac, PAC P13 Hydraulic Power Pac
