

The Graco 184481 Stem Probe supports accurate valve movement inside the pump, helping maintain smooth operation and pressure balance.
The Graco 184481 Stem Probe is an internal pump component that supports the controlled movement of the valve stem. By maintaining proper alignment and responsiveness, it helps ensure consistent fluid delivery and reliable pump performance during spraying operations.
| Feature | Description |
|---|---|
| Function | Supports smooth valve stem movement |
| Alignment | Helps maintain proper internal positioning |
| Durability | Designed for repeated pump cycles |
| Performance | Contributes to steady pressure output |
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