The Graco 69431ST Uni-Tip 431 S Tip Assembly is designed for use with many professional Graco airless paint sprayers and spray guns that support standard Uni-Tip or reversible spray tip systems. It is commonly used by contractors and industrial users who require consistent spray patterns for thicker coatings and high-output applications.
Compatible Machines
- Graco Ultra Series Airless Paint Sprayers
- Graco UltraMax Series Airless Sprayers
- Graco GMax Series Gas Airless Sprayers
- Graco GH Series Hydraulic Airless Sprayers
- Graco Contractor Series Airless Sprayers
- Graco Industrial Airless Paint Sprayers
- Graco Airless Spray Guns using Uni-Tip or standard tip guards
Graco 69431ST Uni-Tip 431 S Tip Assembly Overview
The Graco 69431ST Uni-Tip 431 S Tip Assembly is a reversible airless spray tip designed to control the spray pattern and paint flow from compatible spray guns. This professional spray tip helps deliver consistent coating coverage while reducing downtime caused by clogs.
The reversible design allows the operator to quickly clear blockages by turning the tip, making it ideal for busy job sites where productivity and reliability are important.
Tip Size Meaning
| Code Element | Meaning |
| 4 | Produces approximately an 8-inch spray fan when held about 12 inches from the surface |
| 31 | Represents a 0.031 inch orifice size suitable for higher material flow |
Key Features
- Reversible design helps clear spray tip clogs quickly
- Provides controlled spray pattern for consistent coating coverage
- Designed for professional contractor and industrial use
- Supports spraying thicker coatings and high-output materials
- Compatible with standard Graco Uni-Tip style spray guards
Typical Applications
- Latex and acrylic paints
- Industrial protective coatings
- Heavy-bodied paints and primers
- Lacquers and sealers
- General construction and maintenance spraying
Frequently Asked Questions
The first digit represents the spray fan width, which is approximately 8 inches when spraying at a distance of about 12 inches. The last two digits indicate the orifice size of 0.031 inch, which allows a higher volume of material to pass through the tip.
The spray tip is compatible with many Graco airless sprayers and spray guns that support Uni-Tip style reversible tips and standard tip guards. Compatibility may also depend on the sprayer's maximum supported tip size.
This spray tip is suitable for spraying a variety of coatings including latex paints, primers, protective coatings, and other medium to heavier materials used in professional painting and industrial applications.
If the tip becomes clogged, the reversible feature allows the user to rotate the tip and spray briefly to remove the blockage. This reduces downtime and allows spraying to continue quickly.
