The GRACO 651856 is a Husky 1050S-E air-operated double diaphragm pump featuring a stainless steel center section, PTFE balls, and PO (polypropylene) diaphragms. It is designed for industrial fluid transfer applications, offering robust construction and compatibility with a wide range of chemicals and fluids.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050S-E, 1" (25.4 mm) NPT
• Stainless steel center section, PTFE balls, PO (polypropylene) diaphragms
• Up to 50 gpm (189 lpm) for Husky 1050 series
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa)
• Industrial fluids, chemicals, and slurries; compatible with various materials for different applications
• C1D1 Flameproof motor option available; UL standards met for some models
• Stall-free low pulsation air valve for smooth operation
• Easy maintenance and repair
• Reliable performance in harsh environments
• Handles solids up to 1/8" (3.2 mm) in size
• Maximum suction lift: 16 ft (4.9 m) dry, 29 ft (8.8 m) wet

Applications:
Industrial fluid transfer, chemical processing, mining, agriculture, and other sectors requiring robust and reliable diaphragm pumps for handling a variety of fluids and slurries.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
• Ensure all connections are tight and leak-free
• Use appropriate thread sealant for NPT connections
• Follow GRACO’s recommended installation procedures for air and fluid lines
• Regularly inspect diaphragms and seals for wear and replace as needed
• Refer to the specific model’s manual for detailed installation instructions