The GRACO 652400 is a 3-inch air-operated double diaphragm pump featuring a polypropylene (PP) center section, polypropylene seats, Santoprene (SP) balls, and Santoprene diaphragms. It is designed for reliable, efficient transfer of a wide range of fluids in industrial applications, offering chemical resistance and durability for demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 3300, 3" flange
• Polypropylene center section, polypropylene seats, Santoprene balls and diaphragms
• Up to 300 gpm (1,135 lpm) for the Husky 3300 series
• Compatible with a wide range of fluids, especially those requiring chemical resistance
• Stall-free low pulsation air valve for smooth, rapid changeover
• One-piece center section eliminates leaks and reduces maintenance
• Heavy-duty construction for long service life
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps
• Modular, stall-resistant air valve design
• Expanded material offering for handling numerous applications

Applications:
Ideal for transferring chemicals, solvents, and other aggressive fluids in industries such as mining, agriculture, manufacturing, and water treatment. Suitable for applications requiring chemical resistance and reliable, low-maintenance operation.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment, reducing downtime and maintenance costs.
• Ensure all connections are secure and leak-free before operation
• Follow GRACO’s recommended installation procedures for air and fluid connections
• Regularly inspect diaphragms, balls, and seats for wear and replace as needed
• Use only compatible fluids as specified in the product manual
• Perform routine maintenance checks to extend pump life
• Keep spare diaphragms and balls on hand for quick replacement
• Consult the manual for specific installation and maintenance instructions