The GRACO D31361 Husky 307 is an air-operated double diaphragm pump featuring an acetal body, polypropylene center section, stainless steel seats, Santoprene balls, and a PTFE diaphragm. It is designed for reliable transfer of a wide range of fluids in industrial and maintenance applications.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 307, 3/8" NPT
• Acetal body, polypropylene center section, stainless steel seats, Santoprene balls, PTFE diaphragm
• 7 gpm (26.5 lpm)
• 100 psi (7 bar, 0.7 MPa)
• Compatible with a wide range of fluids, including chemicals and abrasives; maximum solids size: 0.06 in (1.5 mm)
• Easy-to-service air valve and ball checks
• Quick and easy assembly and disassembly
• Operates on as little as 20 psi (1.4 bar, 0.14 MPa) air input
• Reliable and robust construction for demanding environments
• Groundable acetal model available

Applications:
Ideal for transferring chemicals, solvents, paints, and other industrial fluids in manufacturing, maintenance, and lubrication systems. Suitable for use in mining, agriculture, and other heavy-duty environments.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure all connections are tight and leak-free before operation
• Use appropriate thread sealant for NPT connections
• Follow manufacturer guidelines for air supply and fluid compatibility
• Regularly inspect and maintain air valve, ball checks, and diaphragm for wear
• Periodically check for leaks and wear
• Replace worn components with genuine GRACO parts
• Keep pump clean and free from debris
• Consult the manual for specific maintenance intervals