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Graco 651400 Husky 1050S Pump

The Graco 651400 Husky 1050S Pump is an air-operated double diaphragm pump designed for reliable fluid transfer in industrial environments. It delivers smooth flow, handles a wide range of fluids, and operates without electricity.

  • Pump Type: Air-operated double diaphragm (AODD)
  • Fluid Connections: 1 inch inlet and outlet
  • Maximum Flow Rate: Up to 50 GPM (189 LPM)
  • Maximum Fluid Pressure: Up to 125 PSI (8.6 bar)
  • Typical Applications: Paints, coatings, chemicals, oils, inks, adhesives, and water
  • Power Source: Compressed air (no electrical motor required)

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Compatible Machines & System Fitment

The Graco 651400 Husky 1050S Pump is commonly installed as an air-operated diaphragm pump within a wide range of industrial fluid handling systems. Below is a clear list of machines and systems where this pump is typically used or fitted.

  • Drum and tote fluid transfer systems
  • Industrial paint and coating circulation systems
  • Chemical transfer and dosing machines
  • Lubrication and oil transfer units
  • Ink supply and printing press feed systems
  • Adhesive and sealant dispensing machines
  • Water and wastewater treatment equipment
  • General industrial process pumping skids

Product Overview

The Graco 651400 Husky 1050S Pump is an air-operated double diaphragm (AODD) pump engineered for reliable, low-maintenance fluid transfer. It is designed to handle a broad range of fluids, including chemicals, coatings, oils, and mildly abrasive materials, making it suitable for demanding industrial environments.

This pump operates using compressed air rather than electricity, allowing safe use in hazardous or explosive work areas. The Husky 1050S series is known for smooth flow, reduced pulsation, and long service life.


Key Features & Specifications

Pump Type Air-Operated Double Diaphragm (AODD)
Fluid Inlet / Outlet Size 1 inch (25.4 mm)
Maximum Flow Rate Up to approximately 50 GPM (189 LPM)
Maximum Fluid Pressure Up to 125 PSI (8.6 bar)
Power Source Compressed air (no electrical motor)
Typical Fluids Handled Paints, coatings, chemicals, oils, inks, adhesives, water

Applications

The Graco 651400 Husky 1050S Pump is widely used in industries where dependable fluid movement is critical. Its design allows it to run dry without damage, self-prime easily, and handle varying fluid viscosities.

  • Manufacturing and processing plants
  • Paint shops and coating lines
  • Chemical processing facilities
  • Automotive and industrial lubrication systems
  • Waste fluid and effluent handling

Frequently Asked Questions

Yes, in many cases it can be used as a replacement, provided the air supply, fluid connections, and material compatibility match the existing system requirements.

No, the pump is fully air-operated, making it suitable for environments where electrical power is unavailable or restricted.

It is suitable for a wide range of fluids, including paints, chemicals, oils, inks, adhesives, and water, depending on the internal material configuration.

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