The GRACO 651811 Husky 1050S-E is an air-operated double diaphragm pump constructed with stainless steel, PTFE, and polypropylene components. It is designed for reliable transfer of fluids, including those with small solids, in industrial and maintenance applications.

Key Features:

• Pneumatic Diaphragm Pump
• Husky 1050S-E
• Stainless Steel (SS), PTFE (PT), Polypropylene (PO), 4A (specific configuration code)
• Maximum fluid pressure: 100 psi (7 bar, 700 kPa) for plastic models; up to 125 psi (8.6 bar, 0.86 MPa) for metal models
• Compatible with a wide range of fluids, including those with small solids (up to 1/8 in or 3.2 mm)
• UL listed
• Stall-free low pulsation air valve for smooth and rapid changeover
• Durable construction for harsh environments
• Easy maintenance and repair
• Reliable performance in demanding applications

Applications:
Ideal for transferring fluids in industrial, mining, agricultural, and maintenance settings, especially where resistance to corrosion and chemical compatibility are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump.
• Ensure proper alignment and secure mounting
• Use recommended fittings and hoses for air and fluid connections
• Follow GRACO’s installation and maintenance guidelines for best results
• Regularly inspect diaphragms and seals for wear
• Periodically check and replace diaphragms and seals as needed
• Keep air supply clean and dry
• Lubricate moving parts according to manufacturer recommendations