

The Graco 652839 Husky 3300S Diaphragm Pump is a heavy-duty air-operated pump designed for high-volume industrial fluid transfer with excellent durability and chemical resistance.
The Graco 652839 Husky 3300S Diaphragm Pump is primarily used as a high-capacity transfer pump within industrial fluid handling systems rather than a fixed component of one specific machine. It is commonly installed in the following equipment and systems:
The Graco 652839 Husky 3300S Diaphragm Pump SP/PT/PT/A is a high-performance air-operated double diaphragm (AODD) pump designed for heavy-duty industrial fluid transfer. Built with a durable stainless steel fluid section and aluminium centre housing, this pump delivers excellent corrosion resistance and long operational life in demanding environments.
The Husky 3300 series is engineered for high flow efficiency, reduced air consumption, and smooth operation. Its pneumatic design eliminates the need for electrical power, making it suitable for hazardous or explosive environments where reliable fluid movement is critical.
| Code | Component | Material |
|---|---|---|
| SP | Seats | Santoprene |
| PT | Balls | PTFE (Teflon) |
| PT | Diaphragm | PTFE (Teflon) |
| A | Centre Section | Aluminium |
| Model | Graco 652839 Husky 3300S |
|---|---|
| Pump Type | Air-Operated Double Diaphragm Pump |
| Pump Size | 3 inch (76 mm) |
| Maximum Flow Rate | Up to 300 GPM (approx. 1135 L/min) |
| Maximum Air Pressure | 125 psi |
| Fluid Inlet / Outlet | 3 in NPT |
| Air Inlet | 3/4 in NPT |
| Maximum Solid Size | 0.5 in (13 mm) |
| Fluid Section Material | Stainless Steel |
| Centre Housing | Aluminium |
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