The GRACO Husky 3300 is a heavy-duty, air-operated double diaphragm pump designed for fluid transfer applications, including high-viscosity materials. This model features an aluminum center section, stainless steel seats, acetal balls, and TPE diaphragm. It is intended for professional use in demanding industrial environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 3300, 3-inch (76.2 mm)
• Aluminum center section, stainless steel seats, acetal balls, TPE diaphragm
• Up to 1,136 L/min (approx. 300 GPM)
• Maximum working pressure: 8.6 bar (125 psi)
• Designed for use with a wide range of fluids, including chemicals and viscous materials
• Stall-free low pulsation air valve for smooth and rapid changeover
• One-piece center section for leak elimination and reduced maintenance
• Heavy-duty construction for reliability and long service life
• Modular air valve design for improved efficiency and ease of maintenance
• Large flow paths for handling high-viscosity materials

Applications:
Suitable for fluid transfer in industrial, chemical, mining, and agricultural applications. Ideal for handling abrasive, viscous, or corrosive fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump.
• Ensure all connections are secure and compatible with the pump’s inlet/outlet specifications (3-inch BSPT/NPT)
• Follow manufacturer’s guidelines for air supply and fluid compatibility
• Regularly inspect diaphragms, seats, and balls for wear and replace as needed
• Use appropriate safety precautions when handling chemicals or pressurized systems
• Perform routine inspections and maintenance as outlined in the manual
• Replace worn components with genuine GRACO parts
• Keep the pump clean and free from debris