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Graco 289052 Air Valve U-Cup Nut Assembly Kit

The Graco 289052 Air Valve U-Cup Nut Assembly Kit is a genuine replacement part used to restore proper air sealing and valve operation in Graco AirPro spray guns, helping prevent air leaks and maintain consistent spray performance.

  • Part Type: Air Valve U-Cup Nut Assembly
  • Function: Seals the air valve to ensure smooth trigger response and steady airflow
  • Fits: Graco AirPro Pressure Feed, Gravity Feed, and Siphon Feed Spray Guns
  • Use: Ideal for repairing worn or leaking air valve components

$21.97
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Compatible Machines

  • Graco AirPro Pressure Feed Airspray Guns
  • Graco AirPro Gravity Feed Airspray Guns
  • Graco AirPro Siphon Feed Airspray Guns

Product Overview

The Graco 289052 Air Valve U-Cup Nut Assembly Kit is a genuine replacement kit designed to restore proper sealing and air control inside the air valve of compatible Graco spray guns. This precision part helps prevent air leaks and ensures consistent spraying performance during operation.

Key Features

  • Air Valve U-Cup Nut Assembly – Provides reliable sealing for the air valve system.
  • Ideal for maintenance or repair of worn or leaking valve components.
  • Quick and straightforward to install with basic hand tools.
  • Designed to maintain consistent air pressure for optimal spray performance.

Why Choose This Kit?

This replacement kit is essential for professional finishers and painters using Graco AirPro series spray guns. It ensures your equipment continues to function accurately and efficiently by replacing a key internal component that can wear over time.

Specifications

Part Number 289052
Component Air Valve U-Cup Nut Assembly
Application AirPro Series Spray Guns

Frequently Asked Questions

This kit replaces the internal nut and U-cup seal in the air valve assembly of compatible Graco AirPro spray guns, helping to restore tight air sealing and proper gun function.

If you experience air leaks at the valve area, inconsistent spray performance, or loss of air control, replacing the U-cup nut assembly can often fix these issues.

Yes. The 289052 kit is a genuine Graco replacement part designed specifically for use in Graco AirPro series spray guns.

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