

The Graco 804414 Washer is a genuine OEM replacement washer used in specific Graco pressure washer pump assemblies. It helps maintain proper spacing and distributes load between internal pump components for reliable performance.
The Graco 804414 Washer is a genuine OEM replacement component used within specific Graco pressure washer pump assemblies. It helps maintain proper spacing and distributes load between internal pump components, ensuring stable operation and reduced wear during high-pressure cleaning applications.
| Pump Model | Description |
|---|---|
| 804540 | Pressure washer pump assembly used in professional Graco cleaning equipment. |
| 804559 | High-pressure pump assembly designed for contractor-grade Graco pressure washers. |
The Graco 804414 Washer plays an important role inside the pump assembly by providing proper spacing between components and helping distribute mechanical load evenly. This small yet essential part helps protect seals, pistons, and other internal pump parts from excessive stress.
Using genuine Graco replacement parts ensures the equipment continues operating at its intended pressure levels while maintaining reliability and durability. Replacing worn washers during maintenance can help extend pump life and prevent internal damage.
| Part Number | 804414 |
|---|---|
| Product Type | Washer |
| Manufacturer | Graco |
| Function | Provides spacing and load distribution inside pump assemblies |
| Application | Used in pressure washer pump systems |
During routine pump servicing, small components such as washers can wear out or deform due to constant pressure and vibration. Replacing worn parts with the correct OEM components helps maintain pump efficiency and reduces the risk of leaks or mechanical failure.
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