Ordering by number: this is 0291112818, the Atlas Copco nut. This is clamping hardware for the power pack, and it is normally renewed alongside the bolt or stud it runs on.
The published breakdown lists it on the LP 9-20P 9-20E Hydraulic Power Pac and PAC P9 Hydraulic Power Pac. Pull up the diagram and confirm the reference number for your serial before ordering.
The parts diagram hub indexes every breakdown we publish, and the Atlas Copco tool range has the tools these parts go into. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 0291112818
- Manufacturer: Atlas Copco
- Crowder SKU: AC-0291112818
- Listed on breakdowns for: LP 9-20P 9-20E Hydraulic Power Pac, PAC P9 Hydraulic Power Pac

