Graco 109575 Thread‑Forming Hex Head Screw
The Graco 109575 is a genuine OEM thread‑forming hex head screw designed to securely fasten components in select Graco equipment. It creates threads in softer materials, ensuring a precise and durable fit.
Compatible Machines
This screw is listed for use in the following Graco machine families:
- Graco FinishPro 390 / 395 Airless and Air‑Assisted Sprayers
- Graco Smart‑Comp Compressor Series: models 17C357, 17C358, 17C423, 17C424
- Other Graco units referencing part 109575 in internal assemblies or control panels
Note: Always confirm your model and serial number against the official parts manual to ensure compatibility.
Key Specifications
| Specification | Details |
| Part Number | 109575 |
| Description | Thread‑forming hex head screw – OEM Graco fastener |
| Primary Use | Creates threads in soft materials and secures internal components |
| Head Style | Hex head |
| Material / Finish | Graco specified grade for reliable performance |
Why Use This OEM Screw?
Using the genuine Graco 109575 ensures proper thread engagement, correct fit, and long-term reliability.
- Exact thread-forming design for listed machines
- Prevents stripped threads and assembly failures
- Maintains warranty and OEM specifications
Installation & Maintenance Tips
- Depressurize and power down the machine before installation
- Ensure the screw is installed into the correct location as per parts diagram
- Do not over-tighten; follow torque specifications in the manual
- Inspect periodically for loosening or wear during routine maintenance
Frequently Asked Questions
Part 109575 is listed in the FinishPro 390 / 395 sprayers and Smart‑Comp compressor series (17C357, 17C358, 17C423, 17C424). Always verify with your machine’s serial number.
Using a generic screw may result in improper thread formation, stripped threads, or assembly failures. OEM part 109575 is recommended for safe and reliable operation.
Inspect during routine maintenance cycles or if the machine has been exposed to heavy vibration. Replace if threads are damaged or screw is loose.
For confirmation of compatibility with your exact model, provide your machine’s model and serial number to verify against the official parts manual.
