The GRACO 651016 Husky 1050 is an air-operated double diaphragm pump featuring a stainless steel (SS) body, aluminum (AL) center section, and FKM (Viton) seats, balls, and diaphragm. It is designed for reliable, leak-free transfer of fluids, including those with small solids, in industrial and maintenance applications.

Key Features:

• Pneumatic (Air-Operated) Double Diaphragm Pump
• Husky 1050 SS, 1 in. (25.4 mm) NPT
• Stainless steel body, aluminum center section, FKM (Viton) seats, balls, and diaphragm
• Maximum free flow delivery: 50 gpm (189 lpm)
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa)
• Compatible with a wide range of industrial fluids, including those with solids up to 1/8 in. (3.2 mm)
• UL listed (for some configurations; confirm for this specific part number)
• Stall-free, low pulsation air valve for smooth and rapid changeover
• One-piece center section eliminates leaks and reduces maintenance
• Modular air valve for efficient operation
• Longer diaphragm life for less maintenance and downtime
• Four-bolt joint design for even sealing pressure and leak-free operation
• Multiple ports for installation flexibility

Applications:
Ideal for transferring fluids with small solids in industrial, mining, agricultural, and maintenance environments. Suitable for use in lubrication systems, chemical transfer, and general fluid handling where reliability and leak-free operation are critical.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment. Non-genuine parts may compromise safety and efficiency.
• Ensure all connections are tight and properly sealed to prevent leaks
• Use appropriate thread sealant for NPT connections
• Follow manufacturer guidelines for air supply and exhaust port installation
• Regularly inspect diaphragms, seats, and balls for wear and replace as needed
• Consult the equipment manual for specific installation and maintenance procedures