The GRACO D3B317 Husky 307 is an air-operated double diaphragm pump featuring a polypropylene center section, stainless steel (S/S) seats, PTFE balls, and a Buna-N diaphragm. It is designed for reliable transfer of a wide range of fluids, including chemicals, oils, and water, within industrial and maintenance applications.

Key Features:

• Air-operated double diaphragm pump
• Husky 307, 3/8" BSP
• Polypropylene center section, stainless steel seats, PTFE balls, Buna-N diaphragm
• Up to 7 gpm (26.5 lpm)
• Suitable for antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, and wastewater treatment
• Quick and easy assembly and disassembly
• Easy to service air valve and ball checks
• Stall-free low pulsation air valve for smooth and rapid changeover
• Split manifold option for pumping multiple fluids without mixing
• Fully-groundable acetal model available (note: this model is polypropylene)
• Every pump is tested prior to shipping

Applications:
Transfer of chemicals, oils, water, and wastewater in industrial, 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 compatibility with existing equipment.
• Ensure correct porting and thread type (3/8" BSP in this case)
• Check for proper grounding if required
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and service air valve and ball checks for best performance