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Graco 236278 Displacement Rod

The Graco 236278 Displacement Rod is a genuine OEM pump component designed to maintain smooth fluid movement and consistent pressure in compatible Graco displacement pumps.

  • Original Graco replacement part
  • Supports stable pressure and flow
  • Precision-machined for accurate fit
  • Used in select Graco fluid sections

$1408.33
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Graco 236278 Displacement Rod – Compatible Machines & Product Details

Compatible Machines

The Graco 236278 Displacement Rod is designed to fit select Graco displacement pump assemblies and fluid sections. It is commonly used in industrial fluid handling and spray applications.

  • Graco Displacement Pump Fluid Sections (selected models)
  • Graco Industrial Fluid Handling Pumps
  • Graco High-Pressure Spray Pump Assemblies

Product Overview

The Graco 236278 Displacement Rod is a genuine OEM replacement component used inside Graco pumps to support smooth reciprocating motion. It works with the piston and seal assemblies to help maintain consistent pressure and reliable fluid flow during operation.

Key Features

Part Number 236278
Component Type Displacement Rod
Brand Graco
Material Precision-machined metal
Application Fluid pumping and pressure displacement

Function & Use

Inside the pump, this displacement rod moves up and down to draw fluid into the pump chamber and push it out under pressure. Replacing a worn rod helps prevent uneven flow, pressure loss, and premature seal failure.

Installation Notes

  • Install according to the original Graco service manual.
  • Inspect seals and packings during replacement.
  • Use only genuine Graco parts for proper fit and durability.

Frequently Asked Questions

It helps move fluid through the pump by working with the piston assembly to create pressure and maintain smooth fluid displacement.

Yes, this is a genuine OEM Graco replacement part designed to meet factory specifications.

Replace it if you notice pressure fluctuations, reduced pump efficiency, or visible wear during maintenance.

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