The GRACO Husky 1050S-E is a stainless steel air-operated double diaphragm pump designed for reliable transfer of fluids, including those with small solids, in industrial and maintenance applications. It is intended for use within GRACO equipment for fluid transfer, lubrication, and maintenance tasks.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1050S-E
• Stainless Steel (SP/SP/SP/4E indicates stainless steel wetted parts and Buna-N seats)
• Maximum free flow delivery: 50 gpm (189 lpm)
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa) (Note: Some sources list 100 psi/0.7 MPa as maximum; confirm for specific model)
• Compatible with a wide range of fluids, including those with solids up to 1/8 in (3.2 mm)
• UL listed
• Stall-free low pulsation air valve for smooth and rapid changeover
• Bolted design for even sealing and easy maintenance
• Reliable, robust construction for demanding environments
• Suitable for continuous duty cycles

Applications:
Used for transferring fluids in industrial, mining, agricultural, and maintenance settings. Suitable for handling fluids with small solids, such as lubricants, coolants, and process chemicals.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
• Ensure proper alignment of pump and piping
• Use appropriate thread sealant on connections
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and seals before installation
• Follow manufacturer’s torque specifications for bolted connections
• Regularly inspect diaphragms, seals, and valves for wear
• Lubricate air motor as recommended
• Clean pump internals after use with abrasive or corrosive fluids
• Store pump in a clean, dry environment when not in use