Compatible Machines
- Graco Xtreme™ Pumps with 290cc Lower Sections
- Graco XP Series Proportioners using 290cc fluid sections
- Graco high-capacity airless sprayer systems with 290cc lowers
- Other Graco systems specifying 290cc PTFE throat packing kits
Throat PTFE Repair Kit – 290cc Lower Pumps
The Graco 25D155 Kit, Repair, Throat, PTFE (290cc) is an OEM repair kit for Graco 290cc lower pump fluid sections. This kit replaces worn PTFE throat packings to restore rod sealing, reduce leakage, and maintain consistent pressure for industrial spraying and coating applications.
Key Features
- Part Type: Throat packing repair kit
- Material: PTFE for chemical resistance and low friction
- Pump Size: Designed for 290cc lower sections
- Function: Restores upper seal and rod sealing performance
- Quality: OEM direct replacement components
Service Application Table
| Install Location | Upper throat packing stack |
| Used During | Lower pump rebuild or seal replacement |
| Corrects | Rod-area fluid leakage and pressure loss |
| Recommended Timing | During scheduled preventive maintenance |
Frequently Asked Questions
It replaces the PTFE throat packings in compatible 290cc lower pumps, restoring rod sealing and preventing leakage.
No. This kit is specifically for the throat packing section only. Piston packing kits are sold separately.
PTFE provides chemical resistance and low friction, extending seal life and ensuring smooth rod operation in high-capacity pumps.
Confirm your lower pump displacement is 290cc and check the kit number in your Graco parts manual before purchase.
