Plunger Packing Set, Atlas Copco part number 9245998140, listed at Crowder Supply as AC-9245998140. It keeps air or oil where it belongs inside the tamper. Once it flattens or hardens, the machine loses pressure across the joint and performance falls off gradually rather than all at once.
It is called out in the parts diagram for the TEX 640 Backfill Tamper and CP 0035 Backfill Tamper.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts diagram library. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 9245998140
- Manufacturer: Atlas Copco
- Crowder SKU: AC-9245998140
- Listed on breakdowns for: TEX 640 Backfill Tamper, CP 0035 Backfill Tamper
