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Graco 651423 1050S Diaphragm Pump

The Graco 651423 1050S Diaphragm Pump is an air-operated double diaphragm pump designed for reliable industrial fluid transfer, offering excellent durability and chemical compatibility.

  • Pump Type: Air-operated double diaphragm (AODD)
  • Series: Husky 1050S
  • Wetted Materials: Stainless steel for corrosive fluids
  • Max Flow Rate: Up to 50 GPM (189 L/min)
  • Operation: Self-priming and dry-run capable
  • Applications: Chemicals, paints, solvents, oils, and water-based fluids

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Compatible Machines

The Graco 651423 1050S Diaphragm Pump is a standalone industrial pump commonly installed into the following machines and systems:

  • Chemical transfer and dosing systems
  • Paint circulation and spray booth supply units
  • Industrial fluid transfer skids
  • Water and wastewater treatment equipment
  • Ink and coating supply machines
  • Solvent and adhesive transfer systems
  • Lubrication and oil dispensing units
  • Process automation and manufacturing lines

Product Description

The Graco 651423 1050S Diaphragm Pump is part of the Husky 1050 air-operated double diaphragm pump series, engineered for reliable and efficient fluid transfer in demanding industrial environments. Built with stainless steel wetted components, this pump is designed to handle corrosive, abrasive, and high-viscosity fluids with consistent performance.

Its air-powered operation eliminates the need for electricity, making it suitable for hazardous or explosion-prone areas. The pump is capable of running dry, self-priming, and delivering steady flow with reduced pulsation.

Key Features & Technical Highlights

Pump Type Air-Operated Double Diaphragm (AODD)
Series Husky 1050
Wetted Material Stainless Steel
Maximum Flow Rate Up to 50 GPM (189 L/min)
Fluid Compatibility Chemicals, paints, solvents, oils, water-based fluids
Operation Self-priming, dry-run capable
Application Environment Industrial, chemical, manufacturing, processing

Common Applications

  • Chemical processing and fluid distribution
  • Paint and coating circulation systems
  • Industrial cleaning and washdown units
  • Fluid unloading from drums and totes
  • Manufacturing and process automation setups

Frequently Asked Questions

It is an air-operated double diaphragm pump designed for industrial fluid transfer applications.

Yes, the stainless steel wetted components make it suitable for many corrosive and aggressive fluids.

No, it operates using compressed air, making it suitable for hazardous and non-electric environments.

Yes, it is designed for continuous industrial use when operated within recommended air pressure and fluid limits.

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