The GRACO 649376 Husky 1050 PVDF Pump is an air-operated double diaphragm pump with a polypropylene (PP) center section and PVDF (polyvinylidene fluoride) wetted parts. It is designed for reliable, leak-free transfer of aggressive chemicals and fluids in industrial applications.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050, 1-inch fluid inlet (raised face ANSI/DIN flange for plastic models)
• PVDF wetted parts, PP center section, stainless steel seats and balls, PTFE diaphragm
• Maximum free-flow delivery: 189 L/min (50 gpm)
• Maximum fluid pressure: 0.86 MPa (125 psi); Maximum air input pressure: 0.86 MPa (125 psi)
• Compatible with aggressive chemicals and fluids; not for export (domestic use only)
• Stall-free low pulsation air valve for smooth and rapid changeover
• One-piece center section eliminates leaks and reduces maintenance
• Modular air valve for easy maintenance and reliability
• Maximum cycle rate: 280 cpm
• Maximum suction lift: 4.9 m (16 ft) dry, 8.8 m (29 ft) wet
• Maximum size pumpable solids: 3.2 mm (1/8 in)

Applications:
Transfer of aggressive chemicals, acids, solvents, and other industrial fluids in environments requiring chemical resistance and leak-free operation.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump. Non-genuine parts may compromise reliability and chemical compatibility.
• Ensure proper alignment and secure mounting of the pump
• Use compatible piping and fittings for chemical resistance
• Follow GRACO’s recommended maintenance schedule for diaphragm and valve inspection
• Check for leaks and proper air supply before operation
• Refer to the GRACO Husky 1050 manual for detailed installation and maintenance procedures