Graco 15H635 Plug Hopper

Graco 15H635 Plug Hopper – Product Overview

Compatible Machines

• Graco texture sprayers with attached hopper systems
• Graco airless spray machines using hopper cap assemblies
• Graco finishing equipment requiring secure hopper closure

The 15H635 Plug Hopper is a genuine Graco replacement part used to seal or cap the hopper opening on texture or spray systems. It helps prevent material back‑flow, ensures the hopper remains closed during operation and safeguards the interior components from contamination and damage.

Key Features

Installation & Usage Tips

• Always depressurize the hopper before removing or installing the plug.
• Clean the sealing surface to ensure a proper fit and prevent leaks.
• Install and tighten according to manufacturer guidelines to avoid loosening during operation.
• Inspect the plug periodically for wear, damage or residue buildup and replace if necessary.

Frequently Asked Questions