Reliable Tube Adapter for Classic & Ultra-Series Sprayers
The Graco 111612 Adapter Tube is a genuine OEM connector used in the fluid path of select Graco airless systems. It securely joins tubing/components to maintain a tight, leak-resistant seal under operating pressure—ideal for repairs and preventative maintenance.
Compatible Machines
- Graco 390 ST
- Graco 390 STS
- Graco 395 ST
- Graco 450 ST
- Graco 455 ST
- Graco 490 ST
- Graco 495 ST
- Graco Ultra 600
- Graco Ultra Plus 600
- Graco Ultra 695
- Graco Ultra Max 695
- Graco Pro501
Why Choose This Part
- OEM fit & sealing for the specified models above.
- Pressure-rated design to help prevent leaks in the fluid section.
- Quick replacement—keeps downtime low during routine service.
Technical Specs
| Part Number | 111612 |
| Item | Adapter Tube (fluid-path connector) |
| Thread / Size | Commonly listed as 9/16-18 UNF (verify against your unit’s manual) |
| Compatibility | Models shown above; check your sprayer’s parts list for final confirmation |
| Origin | Genuine Graco OEM |
| Typical Location | Fluid section / manifold connection area |
| Package Contents | 1 × Adapter Tube |
Fit Notes
For best results, confirm the adapter thread and placement in your sprayer’s parts manual. Replace any worn seals or damaged mating parts during installation to maintain a proper seal.
Frequently Asked Questions
It links fluid-path components (e.g., tubing to manifold) and helps maintain a leak-resistant connection under pressure.
Match your model in the list above and verify the part number in your sprayer’s IPL/parts manual. If your unit’s manual lists 111612, you’re good to go.
Vendor listings commonly show 9/16-18 UNF. Always confirm against your model’s documentation before purchase/installation.
Depressurize the system, clean mating threads, replace worn seals, and torque to spec. After installation, pressure-test for leaks.
For pressure equipment, OEM parts are recommended to ensure correct fit and sealing performance on listed models.
