

The Graco 180557 Housing, Diaphragm is an OEM structural part that supports the diaphragm assembly in high-pressure Graco pump and pressure control systems, ensuring proper motion and sealing during operation. :contentReference[oaicite:4]{index=4}
The Graco 180557 Housing, Diaphragm is a genuine OEM housing used to support and enclose the diaphragm assembly in compatible Graco pump and pressure-control systems, helping maintain proper diaphragm motion and sealing. :contentReference[oaicite:2]{index=2}
This diaphragm housing provides structural support and a mounting surface for the flexible diaphragm, which in turn helps regulate fluid or air pressure within the assembly. Built to OEM specifications, it fits systems that require reliable pressure control and long life. :contentReference[oaicite:3]{index=3}
| Part Number | 180557 |
|---|---|
| Type | Diaphragm housing |
| Application | Pump/pressure control assemblies |
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