The GRACO 649019 Husky 1050 PP NPT Pump is an air-operated double diaphragm pump with a polypropylene (PP) center section and center flange, designed for reliable transfer of fluids in industrial applications. It is engineered for durability, leak resistance, and compatibility with a wide range of fluids.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050, 1-inch NPT
• Polypropylene (PP) center section and center flange
• Maximum free flow delivery: 50 gpm (189 l/min)
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa) (Note: Some sources list 100 psi/7 bar as maximum; confirm for specific configuration)
• Compatible with a wide range of industrial fluids, including water, antifreeze, and fuel
• UL listed (for certain configurations)
• Stall-free, low pulsation air valve for smooth and rapid changeover
• One-piece center section eliminates air leaks and reduces maintenance
• Four-bolt joint design for even sealing pressure and leak-free operation
• Up to 5x longer diaphragm life for less maintenance and downtime
• Modular air valve for easy maintenance
• Multiple ports for installation flexibility
• Optional DataTrak™ for runaway protection and material usage tracking
• Optional pulse output for cycle count capability

Applications:
Industrial fluid transfer, including water, antifreeze, fuel, and other compatible liquids. Suitable for mining, agriculture, manufacturing, and maintenance operations.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure all connections are tight and leak-free before operation
• Use appropriate thread sealant for NPT connections
• Follow manufacturer’s guidelines for air supply and fluid compatibility
• Regularly inspect diaphragms and seals for wear and replace as needed
• Install optional DataTrak™ or pulse output features if required for monitoring