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Graco 651149 Husky 1050S-PA01DS2FKFKFK Diaphragm Pump

The Graco 651149 Husky 1050S Air-Operated Diaphragm Pump is built for reliable industrial fluid transfer, offering consistent flow, chemical resistance, and safe air-powered operation for demanding applications.

  • Air-operated double diaphragm (AODD) pump
  • Up to 50 GPM fluid delivery for high-demand systems
  • 1-inch inlet and outlet for versatile installation
  • FKM diaphragms and balls for chemical compatibility
  • Self-priming and run-dry capable
  • No electricity required – ideal for hazardous environments

$3400.17
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Compatible Machines & Applications

The Graco 651149 Husky 1050S-PA01DS2FKFKFK Diaphragm Pump is not limited to a single branded machine. It is designed to integrate into a wide range of industrial and commercial fluid-handling systems where a reliable 1-inch air-operated diaphragm pump is required.

  • Paint and Coating Circulation Systems
  • Industrial Fluid Transfer Skids
  • Chemical Transfer and Dosing Systems
  • Lubrication Supply Units
  • Wastewater and Water Treatment Equipment
  • Ink and Resin Supply Systems
  • Adhesive and Sealant Transfer Units
  • Bulk Tank Unloading and Filling Systems

Product Description

The Graco 651149 Husky 1050S Diaphragm Pump is a heavy-duty, air-operated double diaphragm pump engineered for consistent performance in demanding industrial environments. It is designed to handle a wide range of fluids, including corrosive, abrasive, viscous, and shear-sensitive materials.

This pump operates using compressed air to drive dual diaphragms, delivering smooth, positive-displacement flow with excellent self-priming capability. Its stall-free air valve design ensures reliable operation even during continuous-duty applications.

Key Technical Features

Pump Type Air-Operated Double Diaphragm (AODD)
Maximum Flow Rate Up to 50 GPM (189 L/min)
Maximum Air Inlet Pressure 125 psi (8.6 bar)
Port Size 1 inch inlet and outlet
Diaphragm / Ball Material FKM (FK) for chemical resistance
Housing Series Husky 1050S

Where This Pump Is Best Used

This model is ideal for facilities that require dependable fluid transfer without the use of electric motors. Its air-powered design makes it suitable for hazardous or explosive environments, while the chemically resistant internal components support long service life when handling aggressive fluids.

Frequently Asked Questions

The pump is suitable for chemicals, paints, coatings, inks, oils, lubricants, wastewater, and other industrial fluids compatible with FKM components.

Yes, the Husky 1050S diaphragm pump is fully self-priming and can run dry without damage.

No, this pump operates entirely on compressed air, making it suitable for locations where electrical power is unavailable or unsafe.

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