Seal Gasket carries Atlas Copco part number 0661100039, also listed as 0661100027 and is stocked here under AC-0661100039. It keeps air or oil where it belongs inside the post driver. Once it flattens or hardens, the machine loses pressure across the joint and performance falls off gradually rather than all at once.
It shows up in the parts breakdown for the PDR 30T Hydraulic Post Driver and PAC P9 Hydraulic Power Pac, and on 38 other machines. Worth matching the reference number on the diagram against your own machine before you order the same part number can sit in more than one position.
If you need the parts around it, the parts diagram library has the full breakdown library, and the Atlas Copco lineup covers the machines themselves. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 0661100039
- Also listed as: 0661100027
- Manufacturer: Atlas Copco
- Crowder SKU: AC-0661100039
- Listed on breakdowns for: PDR 30T Hydraulic Post Driver, PAC P9 Hydraulic Power Pac, PAC P13 Hydraulic Power Pac, PAC P18 Twin E11 Twin Hydraulic Power Pac, RDR 48R Rock Drill, RDR 48M Rock Drill, +34 more

