Graco 17G862 Kit, Repair, Seat, Piston

Piston Seat Repair Kit Overview & Application Details

Compatible Machines

• Graco NXT Series Airless Sprayers (select high-output models using piston pump assemblies)
• Graco Heavy-Duty Contractor Pumps designed for professional coating applications
• Graco High-Pressure Airless Systems equipped with compatible piston seat configurations
• Graco Industrial Spray Units utilizing piston-driven fluid sections

What is Graco 17G862 Kit, Repair, Seat, Piston?

The Graco 17G862 Kit is a piston seat repair assembly designed to restore sealing performance within Graco airless sprayer pump systems. It replaces worn or damaged seat components that directly affect fluid flow, pressure stability, and overall spraying efficiency.

By renewing the piston seat interface, this repair kit helps maintain consistent pressure output and reduces pump leakage or performance loss in demanding professional applications.

Key Functions

• Restores piston sealing performance for stable pressure output
• Reduces fluid leakage in worn pump assemblies
• Improves pump efficiency and spray consistency
• Extends service life of Graco piston-driven systems

Frequently Asked Questions