The GRACO 652131 is a heavy-duty air-operated double diaphragm pump designed for industrial applications. It features an aluminum center section, Geolast seats, TPE balls, and a Buna-N diaphragm, making it suitable for handling a wide range of chemicals and fluids. This pump is engineered for reliability and efficiency in demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 3300 (3-inch fluid connections)
• Aluminum center section, Geolast seats, TPE balls, Buna-N diaphragm
• Up to 300 GPM (1,135 LPM)
• Maximum fluid pressure: 0.86 MPa (125 psi)
• Compatible with a wide range of industrial fluids and chemicals
• Stall-free low pulsation air valve for smooth operation
• 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 for demanding environments
• Overall improved efficiency (up to 40% more efficient)
• Highest fluid flow rate in its class

Applications:
Ideal for industrial fluid transfer, chemical processing, mining, agriculture, and other applications requiring robust, reliable pumping of abrasive 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 of inlet and discharge connections
• Use appropriate gaskets and seals for the intended fluid
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and maintain diaphragms, seats, and balls for wear
• Consult the equipment manual for specific installation and maintenance procedures