

The Titan 9800086 Lock Screw is an OEM fastener used on Titan Helix FR and Helix VR proportioning systems. It secures mating components in place to prevent loosening from vibration and repeated operation, helping maintain proper alignment and reliable system performance.
| Part Number | 9800086 |
|---|---|
| Product Type | Lock Screw / Fastener |
| Condition | New OEM |
| Fits | Helix FR and Helix VR |
The 9800086 Lock Screw is a factory-specified fastener used within Titan Helix FR and Helix VR proportioning systems. It is designed to secure critical components in position, reducing the risk of loosening caused by vibration or repeated pressure cycles.
A missing or damaged lock screw can lead to component movement, misalignment, or premature wear of adjacent parts. Replacing the screw restores proper retention and helps maintain safe, reliable operation.
| Component retention | Holds mating parts securely in position |
|---|---|
| Vibration resistance | Helps prevent loosening during operation |
| Alignment support | Maintains proper positioning of assembled components |
| Thread damage | Stripped or worn threads prevent proper tightening |
|---|---|
| Loss or removal | Screw missing after service or disassembly |
| Corrosion | Fastener shows rust or material degradation |
| System service | Replaced during routine maintenance or component repair |
Part 9800086 is compatible with the following Titan proportioning systems. Always verify fitment using the correct parts diagram for your exact unit and revision.
| System | Component |
|---|---|
| Titan Helix FR | Lock Screw (9800086) |
| Titan Helix VR | Lock Screw (9800086) |
Often secured using lock screws during installation.
Inspect fasteners to ensure stable component mounting.
Use as specified to prevent loosening and leaks.