

The Graco 238859 Polypropylene Twistork Husky Pump is an air-operated diaphragm pump with a built-in Twistork agitator, ideal for chemical-resistant drum-mounted fluid transfer and mixing.
The Graco 238859 Polypropylene Twistork Husky Pump is an air-operated double diaphragm pump designed for drum-mounted fluid transfer and mixing applications. Constructed with polypropylene wetted parts, it offers excellent chemical resistance, making it ideal for handling corrosive or aggressive liquids. This model includes a built-in Twistork agitator to maintain consistent fluid mixing and flow during operation.
This pump is designed to fit directly into Graco Husky series systems and drum-mounted fluid handling setups:
| Specification | Details |
|---|---|
| Pump Type | Air-operated double diaphragm (Husky 515) |
| Wetted Material | Polypropylene |
| Flow Rate | Up to ~12 gpm |
| Max Fluid Pressure | ~100 psi |
| Air Supply | Compressed air (~20–100 psi) |
| Fluid Outlet | 3/4" NPT |