The GRACO 649389 Husky 1050 is an air-operated double diaphragm pump designed for reliable and efficient fluid transfer in demanding industrial applications. It features a PVDF (polyvinylidene fluoride) wetted section, a polypropylene (PP) center section, and FKM (fluoroelastomer) seats, balls, and diaphragm, making it suitable for handling a wide range of chemicals and aggressive fluids.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050
• PVDF wetted section, PP center section, FKM seats, FKM balls, FKM diaphragm
• Maximum flow rate: 50 GPM (189 LPM)
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa)
• Compatible with a wide range of chemicals and aggressive fluids; suitable for industrial, mining, and agricultural applications
• Self-priming for strong suction and minimal risk of system damage
• Stall-free, low pulsation air valve for smooth and rapid changeover
• Seal-less design prevents leaks and failures associated with run-dry conditions
• Bolted design with externally serviceable pilot valves for faster changeovers and reduced pulsation
• Handles clogged lines and closed valves without stalling
• Maximum suction lift: 16 ft (4.9 m) dry, 29 ft (8.8 m) wet
• Maximum size pumpable solids: 1/8 in (3.2 mm)

Applications:
Ideal for transferring harsh chemicals, thick liquids, and abrasive fluids in industrial, mining, and agricultural environments. Suitable for applications requiring reliable, leak-free, and maintenance-friendly fluid transfer.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment, reducing the risk of leaks, failures, and downtime.
• Ensure all connections are secure and compatible with the pump’s port sizes (1" inlet, center flange configuration)
• Follow manufacturer guidelines for air supply and exhaust port connections
• Regularly inspect and maintain pilot valves and diaphragms for optimal performance
• Use appropriate safety measures when handling chemicals and aggressive fluids