The GRACO 652804 Husky 3300 is a 3-inch air-operated double diaphragm pump, constructed with a stainless steel fluid section, polypropylene center section, and PTFE diaphragms and balls. It is designed for high-volume, reliable fluid transfer in demanding industrial environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 3300, 3" NPT
• Stainless steel fluid section, polypropylene center section, PTFE diaphragms and balls, stainless steel seats
• Up to 280 GPM (1,059 L/min) or higher depending on configuration (some sources cite up to 300 GPM/1,135 L/min)
• Maximum input/output pressure: 100 psi (0.7 MPa)
• Compatible with a wide range of industrial fluids; available in multiple material configurations for various applications
• ATEX configuration available (not standard on all models)
• Stall-free, low pulsation air valve for smooth operation
• One-piece center section reduces leaks and maintenance
• Modular, stall-resistant air valve design
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps
• Heavy-duty construction for reliability and long service life
• Expanded material offering for handling numerous applications

Applications:
Ideal for high-volume fluid transfer in industries such as mining, agriculture, chemical processing, and general industrial applications. Suitable for handling abrasive, viscous, or corrosive fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment and secure mounting of the pump
• Use appropriate fittings and hoses rated for the intended pressure and fluid
• Follow manufacturer guidelines for air supply and fluid connections
• Regularly inspect diaphragms, balls, and seals for wear and replace as needed
• Keep the pump and surrounding area clean to prevent contamination
• Perform routine checks on diaphragms and internal components
• Replace worn parts with genuine GRACO components
• Lubricate moving parts as recommended by the manufacturer
• Monitor for leaks and unusual noises during operation