The GRACO D43977 Husky 716 is an air-operated double diaphragm pump constructed with an aluminum body, polypropylene center section, polypropylene seats, Buna-N balls, and Buna-N diaphragm. It is designed for reliable, leak-free transfer of fluids in industrial applications, featuring remote control capabilities and robust construction for demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 716, 3/4" BSP
• Aluminum body, polypropylene center section, polypropylene seats, Buna-N balls, Buna-N diaphragm
• Maximum free flow delivery: 16 gpm (61 lpm)
• Maximum fluid working pressure: 100 psi (7 bar, 0.7 MPa); Air pressure operating range: 30 to 100 psi (2.1 to 7 bar, 0.21 to 0.7 MPa)
• Designed for use with a wide range of industrial fluids compatible with polypropylene and Buna-N materials
• External controller for remote control capabilities
• Center- and end-porting options
• No mechanical seals to leak or fail
• Runs quietly at less than 85 dBa with remote muffler capability
• Easy-to-service air valve and ball checks
• Maximum suction lift: 15 ft (4.5 m) dry
• Maximum pumpable solids: 0.09 in (2.5 mm)
• Maximum ambient operating temperature: 180°F (82°C)

Applications:
Ideal for transferring fluids in industrial, mining, agricultural, and manufacturing environments where reliability, leak-free operation, and remote control are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment and secure mounting of the pump
• Connect air supply within the specified pressure range (30–100 psi)
• Use appropriate fittings for 3/4" BSP connections
• Check for leaks and proper operation after installation
• Regularly inspect and service air valve and ball checks for continued reliability