Graco 237479 Filter Cap

Compatible Machines

• Graco High-Pressure Fluid Filter Assemblies (including filter model 237481)
• Graco Industrial Airless Paint Sprayers using external fluid filters
• Graco Professional Coating & Finishing Systems with inline fluid filtration

Graco 237479 Cap Filter Overview

The Graco 237479 Filter Cap is a genuine OEM replacement part designed to secure and seal the fluid filter housing on compatible Graco spraying systems. It plays a critical role in maintaining proper filtration, preventing leaks, and protecting internal components from debris during high-pressure operation.

Key Functions

Why Replace the Filter Cap?

• Ensures a tight seal on the fluid filter assembly
• Helps maintain consistent paint flow and pressure
• Prevents contamination from entering the spraying system
• Reduces wear on pumps, hoses, and spray guns

Installation Notes

The Graco 237479 Filter Cap is installed at the top of the fluid filter housing. Always inspect the threads and sealing surfaces before installation. Replace the cap if cracks, stripped threads, or leaks are observed during routine maintenance.

Frequently Asked Questions