The GRACO D3B211 is a Husky 307 air-operated diaphragm pump with a polypropylene center section, acetal seats, PTFE balls, and PTFE diaphragms. It is designed for reliable, low-pulsation transfer of fluids in industrial applications, offering chemical resistance and durability.

Key Features:

• Air-operated diaphragm pump
• Husky 307, 3/8" BSP
• Polypropylene center section, acetal seats, PTFE balls, PTFE diaphragms
• Up to 7 gpm (26.5 lpm)
• Maximum fluid working pressure: 100 psi (0.7 MPa, 7 bar)
• Designed for use with a wide range of industrial fluids, especially those requiring chemical resistance
• Stall-free, low-pulsation air valve for smooth and rapid changeover
• Quick and easy assembly and disassembly
• Easy-to-service air valve and ball checks
• Operates on as little as 20 psi (1.4 bar, 0.14 MPa) air input
• Split design for simplified maintenance
• Fully groundable polypropylene housing

Applications:
Ideal for transferring chemicals, solvents, and other aggressive fluids in industrial, manufacturing, and maintenance environments. Suitable for applications requiring chemical resistance and reliable, low-pulsation fluid transfer.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump. Non-genuine parts may compromise reliability and void warranties.
• Ensure all connections are secure and compatible with 3/8" BSP porting
• Follow manufacturer guidelines for air supply and fluid compatibility
• Regularly inspect and service air valve and ball checks for optimal performance
• Ground the pump as required for safety in hazardous environments