The GRACO 652405 is a Husky 3300P air-operated double diaphragm pump featuring a polypropylene (PP) center section, PTFE (polytetrafluoroethylene) balls, and a Santoprene (SP) diaphragm. It is designed for reliable, efficient transfer of a wide range of fluids in industrial applications, including those requiring chemical resistance and durability.

Key Features:

• Air-operated double diaphragm pump
• Husky 3300P, 3 inch (76.2 mm)
• Polypropylene (PP) center section, PTFE balls, Santoprene (SP) diaphragm
• Up to 300 gpm (1,135 lpm)
• Designed for use with a wide range of fluids, including chemicals and abrasives
• Offered in ATEX configuration (for hazardous environments)
• Stall-free low pulsation air valve for smooth, rapid changeover
• One-piece center section eliminates leaks and reduces maintenance
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps
• Modular stall-resistant air valve design
• Heavy-duty construction
• Up to 40% more efficient than previous models

Applications:
Ideal for industrial fluid transfer, chemical processing, mining, agriculture, and other applications requiring robust, leak-resistant, and maintenance-friendly pumping solutions.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety, and maintains warranty coverage.
• Ensure all connections are secure and compatible with the pumped fluid
• Follow GRACO’s recommended installation procedures to prevent leaks and maximize pump life
• Regularly inspect and maintain diaphragms and seals as per manufacturer guidelines
• Inspect diaphragms and seals periodically for wear or damage
• Replace worn components with genuine GRACO parts
• Keep air supply clean and dry to prevent valve issues