

The Graco 220928 Rod Displacement is a precision pump component used to restore proper pressure and fluid movement in compatible Graco airless sprayers.
The Graco 220928 Rod Displacement is a critical internal pump component designed to restore proper fluid movement and pressure inside compatible Graco displacement pumps. It plays a central role in the pump’s piston and rod motion, allowing consistent paint or coating delivery in airless spraying systems.
Compatibility is based on pump design and internal displacement system. Always confirm by checking your machine’s official parts manual before installation.
| Part Type | Rod Displacement (Pump Rod & Piston Assembly) |
|---|---|
| Primary Function | Creates fluid displacement by converting motor motion into pump pressure |
| System Location | Inside the lower pump section |
| Application | Airless paint and coating sprayers |
| Material Flow | Supports consistent high-pressure fluid output |
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