Heavy-Duty Reversible Airless Spray Tip for High-Output Coating Applications
Compatible Machines
- Graco Ultra Airless Paint Sprayers
- Graco UltraMax Airless Paint Sprayers
- Graco Magnum Airless Paint Sprayers using compatible ZIP tip guards
- Graco Contractor Series Airless Sprayers
- Graco Mark Series Airless Sprayers
- Graco GH Series Hydraulic Airless Sprayers
- Graco LineLazer Striping Systems with compatible spray guns
- Other Graco airless sprayers designed for ZIP reversible spray tips
The Graco 55423 Asm Tip, Zip, 423 is a professional ZIP reversible airless spray tip assembly engineered for applying medium to heavy coatings with reliable, consistent performance. Featuring a 0.023-inch orifice and an approximate 8-inch spray fan, the 423 tip delivers higher material output while maintaining a controlled spray pattern. Its reversible design allows quick clog removal, reducing downtime and improving productivity on demanding jobs.
Key Features
- Professional ZIP reversible tip for fast clog clearing.
- 0.023-inch orifice provides high material flow for heavier coatings.
- Approximately 8-inch spray fan offers efficient coverage with excellent spray control.
- Produces consistent atomization for smooth, uniform finishes.
- Durable construction built for long-lasting performance in professional environments.
Recommended Applications
The 423 spray tip is designed for high-build primers, acrylic coatings, latex paints, elastomeric coatings (where supported), block fillers, and other heavy-bodied materials. It is well suited for exterior walls, masonry, commercial buildings, warehouses, industrial structures, and large residential painting projects requiring increased coating output.
Technical Specifications
| Part Number | 55423 |
| Product Type | Reversible Airless Spray Tip Assembly |
| Series | ZIP |
| Tip Size | 423 |
| Orifice Size | 0.023 inch |
| Approximate Fan Width | 8 inches (at the recommended spraying distance) |
| Recommended Coatings | Latex paints, high-build primers, acrylic coatings, block fillers, elastomeric coatings, and other heavy-bodied materials |
| Maintenance | Reverse the spray tip to quickly remove clogs without disassembling the spray gun |
Frequently Asked Questions
The first digit represents an approximate 8-inch spray fan, while the last two digits indicate a 0.023-inch orifice designed for higher-flow applications using heavier coatings.
The 423 tip is recommended for high-build primers, latex paints, acrylic coatings, block fillers, elastomeric coatings, and other medium to heavy coating materials compatible with airless sprayers.
When a clog develops, rotate the tip to the reverse position, spray briefly to clear the obstruction, then rotate it back to continue spraying without interrupting the job.
It is ideal for large residential, commercial, and industrial painting projects involving exterior walls, masonry, warehouses, structural surfaces, and other areas requiring high material output and dependable coverage.
