The GRACO 651820 Husky 1050S-E is a stainless steel air-operated double diaphragm pump designed for industrial fluid transfer. It features a PTFE (Teflon) diaphragm and polypropylene (PO) diaphragm option, with a 1-inch NPT connection. This pump is engineered for reliability and durability in demanding environments, suitable for handling a wide range of fluids including chemicals, oils, and water.

Key Features:

• Air-Operated Double Diaphragm Pump
• 1050S-E, 1-inch NPT
• Stainless Steel (SS) body, PTFE (Teflon) or Polypropylene (PO) diaphragm options
• 50 GPM (189 LPM)
• 125 psi (8.6 bar, 0.86 MPa)
• Industrial fluids, chemicals, oils, water, compatible with various wetted materials
• UL listed (for standard Husky 1050 series; confirm for this specific model)
• Stall-free low pulsation air valve for smooth operation
• High flow rate and robust construction for industrial use
• Easy maintenance and reliable performance
• Handles solids up to 1/8 inch (3.2 mm)
• Suitable for continuous duty cycles

Applications:
Industrial fluid transfer, chemical processing, oil and lubricant handling, wastewater transfer, mining, agriculture, and general industrial maintenance.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump. Non-genuine parts may compromise reliability and void warranties.
• Ensure all connections are tight and leak-free before operation
• Use appropriate thread sealant for NPT connections
• Verify air supply is clean and dry to prevent valve and diaphragm damage
• Install pump in a location that allows easy access for maintenance
• Follow manufacturer guidelines for diaphragm and ball replacement intervals