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Graco 4428 Valve Plunger Assembly Without Ball Mount

The Graco 4428 Valve Plunger Assembly Without Ball Mount is a genuine replacement part designed to maintain proper valve operation and consistent fluid control in compatible Graco spray guns.

  • OEM valve plunger assembly for Graco spray gun systems
  • Supports smooth valve movement and reliable sealing
  • Supplied without ball mount for selective replacement
  • Used in Graco 300 and 400 Series spray guns

$66.33
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Compatible Machines

  • Graco 300 Series Spray Guns
  • Graco 400 Series Spray Guns

The Graco 4428 Valve Plunger Assembly Without Ball Mount is a genuine OEM replacement component designed for use in Graco spray gun valve systems. This part plays a critical role in controlling internal fluid flow by allowing smooth valve movement and reliable sealing during operation.

Supplied without the ball mount, this valve plunger assembly is intended for systems where the ball component is reused or installed separately. Using an original Graco replacement helps maintain consistent spray performance and reduces wear caused by improper valve operation.

Key Functions

  • Regulates fluid flow within the spray gun valve assembly
  • Ensures proper sealing during trigger actuation
  • Supports smooth and consistent valve movement
  • Helps extend the service life of compatible spray guns

Technical Overview

Part Number 4428
Product Type Valve Plunger Assembly
Ball Mount Included No
Manufacturer Graco
Application Spray Gun Valve Systems

Frequently Asked Questions

It controls valve movement inside the spray gun, helping regulate fluid flow and ensuring proper sealing during spraying.

No, this assembly is supplied without the ball mount. The ball component must be installed separately if required.

Yes, the Graco 4428 Valve Plunger Assembly is an OEM part designed to meet original equipment specifications.

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