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Graco 289798 Air Valve Assembly Kit

$66.50
In Stock
Part #: 289798

The Graco 289798 Air Valve Assembly Kit is a genuine replacement part designed to restore proper air control and trigger response in compatible Graco air spray guns.

  • Regulates compressed air flow inside the spray gun
  • Ensures smooth trigger activation and shut-off
  • Helps prevent air leaks and inconsistent spraying
  • Ideal for maintenance or replacement of worn air valve components
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Compatible Machines

  • Graco AirPro® Conventional Air Spray Guns
  • Graco AirPro® Pressure Feed Spray Guns
  • Graco AirPro® HVLP Spray Guns

Graco 289798 Air Valve Assembly Kit Overview

The Graco 289798 Air Valve Assembly Kit is a genuine replacement component designed to control and regulate compressed air flow within compatible Graco air spray guns. This kit plays a critical role in the spray gun’s trigger system by ensuring smooth air activation and reliable shut-off during operation.

Key Function

  • Controls internal air flow when the trigger is pulled or released
  • Supports consistent spray performance and responsive trigger action
  • Helps maintain proper pneumatic operation of the spray gun
  • Ideal for restoring worn or malfunctioning air valve systems

Why Replace the Air Valve Assembly?

Over time, air valve components can wear due to continuous use, leading to air leaks, delayed trigger response, or inconsistent spraying. Replacing the air valve assembly helps restore proper air control and extends the service life of your spray gun.

Frequently Asked Questions

This kit regulates compressed air flow inside the spray gun and controls how air is activated and stopped when the trigger is used.

No, this is a replacement air valve assembly kit only. It is designed to be installed inside compatible Graco air spray guns.

Replacement is recommended if you notice air leaks, inconsistent air activation, or delayed trigger response during spraying.

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