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Graco 15M655 Guide, Piston, 250

OEM Graco Guide Piston for 250 fluid systems — precise piston tracking and durability.

  • Brand: Graco
  • Type: Guide piston
  • Application: 250 series fluid sections
  • Fit / Ports: Designed for 250 piston assemblies
  • Material: High‑quality metal

$385
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Compatible Machines / Systems

  • Graco fluid pumping systems that use 250 series guide pistons
  • Airless sprayers and coating machines requiring OEM piston alignment components
Manufacturer Graco
Model Number 15M655
Type Guide piston
Center Section Material Metal alloy
Port Size 250 piston interface
Air Inlet Not applicable
Wetted Material Metal
Compatible Media Paints, coatings, sealants in 250 systems

Frequently Asked Questions

What’s the role of this guide piston?

It keeps the piston properly aligned within its cylinder for smooth operation. :contentReference[oaicite:7]{index=7}

Is this a genuine OEM part?

Yes — Graco‑specified high‑quality replacement. :contentReference[oaicite:8]{index=8}

How do I know when to replace it?

Replace if the piston shows wear that affects performance or causes rough cycling.

Can it improve pump life?

By maintaining proper alignment, it helps reduce wear and extend system life. :contentReference[oaicite:9]{index=9}

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