

The Graco 16U799 Piston Valve is a direct-fit OEM replacement designed for consistent material flow in compatible mortar and coating systems.
The Graco 16U799 Piston Valve is a precision-engineered piston valve assembly designed for Graco mortar-handling and industrial coating systems. It regulates internal fluid movement within compatible pumps, ensuring consistent material flow, proper pressure control, and reliable operation during high-demand spray or dispensing cycles.
| Feature | Description |
|---|---|
| OEM Quality Component | Manufactured to strict fitment and durability standards for long-term performance. |
| Flow Control Design | Ensures stable intake and output cycles for thick coatings, mortar, and viscous materials. |
| Direct Replacement Part | Exact-fit component for machines listed above that require part number 16U799. |
| Specification | Details |
|---|---|
| Part Number | 16U799 |
| Component Type | Piston valve assembly for industrial pumps |
| Typical Use | Mortar units, coating systems, and high-viscosity material pumps |