

Graco 191780 Rod Diaphragm is a precision diaphragm rod engineered to transmit motion and seal internal fluid chambers in diaphragm pump systems.
Graco 191780 Rod Diaphragm is a genuine Graco replacement rod designed to work with diaphragm pump assemblies. It transmits mechanical motion to the diaphragm while maintaining a sealed barrier between fluid and air chambers. Its durable design ensures reliable pump operation and reduces maintenance needs.
| Product Type | Diaphragm pump rod |
|---|---|
| Brand | Graco |
| Part Number | 191780 |
| Application | Diaphragm motion transmission |
| Material | Precision machined metal |
| Use | Pump diaphragm assemblies |
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