

The Graco 194390 Housing Bottom provides sturdy base support for compatible pumps, restoring structural stability and ensuring reliable fluid-handling performance.
The Graco 194390 Housing Bottom serves as a foundational base housing for compatible pump systems, ensuring stable support for internal components. Its robust construction helps maintain proper chamber alignment and reduces mechanical stress. By replacing worn or damaged bottom housings, it restores pump structural integrity for reliable fluid handling.
| Attribute | Detail |
|---|---|
| Part Number | 194390 |
| Component Type | Lower housing assembly |
| Material | Heavy-duty engineered metal/plastic composite |
| Purpose | Base housing support for pump internals |
| Application | Fluid transfer, coating, chemical handling systems |
| Use-case | Pump repair, rebuild, or structural maintenance |
Disassemble the pump completely and remove the existing bottom housing. Place the new 194390 housing carefully, ensuring internal components align properly. Reassemble all parts securely and test the pump under low pressure to verify seal and structural integrity before full operation.
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