The GRACO 653544 is a 2-inch flange air-operated double diaphragm pump featuring a polypropylene (PP) center section, PVDF (polyvinylidene fluoride) seats, FKM (Viton) balls, and FKM (Viton) diaphragm. It is designed for high-flow, reliable transfer of aggressive chemicals and slurries in industrial applications.

Key Features:

• Air-operated double diaphragm pump
• 2 in. (50.8 mm) flange
• PP center section, PVDF seats, FKM (Viton) balls, FKM (Viton) diaphragm
• 200 gpm (757 lpm)
• 125 psi (8.6 bar, 0.86 MPa)
• Compatible with aggressive chemicals and slurries; ANSI center and end-porting options available
• High flow rate in a compact, portable size
• Bolt-through and overmolded diaphragm design options for improved reliability and ease of maintenance
• Handles solids up to 0.25 in. (6.3 mm)
• Maximum suction lift: 16 ft (4.9 m) dry
• Expanded material offering for diverse applications

Applications:
Ideal for transferring aggressive chemicals, slurries, and fluids containing solids in industries such as mining, agriculture, chemical processing, and wastewater treatment.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment of pump components during assembly
• Use recommended gaskets and seals for chemical compatibility
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect diaphragms and balls for wear and replace as needed
• Consult the equipment manual for detailed installation and maintenance procedures