The GRACO HUSKY 1050S-E is an air-operated double diaphragm pump constructed with stainless steel, PTFE, and polypropylene (PO) wetted parts, and features a 5B diaphragm. It is designed for reliable transfer of fluids, including those with small solids, in industrial and maintenance applications.

Key Features:

• Air-Operated Double Diaphragm Pump
• 1050S-E
• Stainless Steel, PTFE, Polypropylene (PO), 5B diaphragm
• 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/7 bar as maximum, but manufacturer technical specs indicate 125 psi/8.6 bar for metal models)[1][3][5]
• 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, chemicals, and abrasive materials.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment of pump and piping
• Use appropriate thread sealant for connections
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and seals regularly for wear
• Follow manufacturer’s torque specifications for bolted connections