The GRACO D3B311 Husky 307 is an air-operated double diaphragm pump featuring a polypropylene center section, stainless steel seats, PTFE balls, and PTFE diaphragm. It is designed for reliable transfer of a wide range of fluids in industrial and maintenance applications, offering chemical resistance and durability.

Key Features:

• Air-operated double diaphragm pump
• Husky 307, 3/8" BSP
• Polypropylene center section, stainless steel seats, PTFE balls, PTFE diaphragm
• Operates on as little as 20 psi (1.4 bar, 0.14 MPa)
• Suitable for a wide range of industrial fluids, especially those requiring chemical resistance
• Quick and easy assembly and disassembly
• Easy to service air valve and ball checks
• Split manifold option for pumping multiple fluids without mixing
• Stall-free low pulsation air valve for smooth operation
• Reliable and robust for demanding industrial environments

Applications:
Ideal for transferring chemicals, solvents, and other industrial fluids in environments requiring chemical resistance and reliability. Commonly used in lubrication, maintenance, and process applications across mining, agriculture, and manufacturing industries.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump.
• Ensure all connections are secure and compatible with BSP threads
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and maintain air valve and ball checks for optimal performance
• Use split manifold option if multiple fluids need to be pumped without cross-contamination