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Graco 25D156 PTFE Piston Repair Kit (036)

Graco 25D156 PTFE Piston Repair Kit is designed for 36cc lower pumps to restore piston sealing and ensure smooth, leak-free operation in high-pressure spraying systems.

  • OEM PTFE piston repair kit
  • Fits Graco 36cc lower sections
  • Prevents piston leakage and fluid bypass
  • Recommended for pump rebuilds and preventive maintenance

$188
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Compatible Machines

  • Graco Xtreme™ Pumps with 36cc Lower Sections
  • Graco XP Series Proportioners using 36cc fluid sections
  • Graco airless sprayer systems specifying 36cc PTFE piston repair kits
  • Other Graco systems requiring PTFE piston replacement for 36cc lower pumps

Piston Repair Kit – 36cc Lower Pumps

The Graco 25D156 Piston Repair Kit, PTFE (036) is an OEM kit designed for 36cc lower pump sections. It restores piston sealing, prevents fluid bypass, and ensures smooth operation in high-pressure spraying systems.

Key Features

  • Part Type: PTFE piston repair kit
  • Material: PTFE for chemical resistance and durability
  • Pump Size: Designed for 36cc lower sections
  • Function: Restores piston sealing and prevents bypass
  • Quality: OEM direct replacement components

Service Application Table

Install Location Piston assembly in 36cc lower section
Used During Lower pump rebuild or piston seal replacement
Corrects Piston leakage and fluid bypass
Recommended Timing During preventive maintenance or when leakage occurs

Frequently Asked Questions

It replaces the PTFE piston assembly components in 36cc lower pumps, restoring proper sealing and performance.

No. This kit is specifically for piston repair. Throat packing kits are separate.

PTFE provides excellent chemical resistance and low friction, ensuring long-lasting piston performance and smooth operation.

Verify your pump lower displacement is 36cc and check the kit number in your Graco parts manual before purchase.

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