The GRACO 25B493 is a Husky 515 air-operated double diaphragm pump designed for reliable fluid transfer. It features a conductive polypropylene fluid section, PTFE diaphragms and balls, and is intended for use in applications requiring safe, leak-free, and efficient pumping of various fluids within GRACO equipment.

Key Features:

• Air-operated double diaphragm pump
• Husky 515, 0.5" (13mm) inlet/outlet
• Conductive polypropylene fluid section, PTFE diaphragms and balls, polypropylene seats, acetal porting
• Up to 15 gpm (56.7 lpm)
• Designed for use with a wide range of fluids; split manifold option available for pumping multiple fluids without mixing
• ATEX certified
• Stall-free low pulsation air valve for smooth and rapid changeover
• Bolt-through fluid cover design for leak prevention and enhanced safety
• No mechanical seals to cause fluid leaks or failures
• Quiet operation (<85 dBa) with remote muffler capability
• Easy-to-service air valve and ball checks
• Reliable air valve for years of dependable performance

Applications:
Suitable for a variety of industrial applications including chemical transfer, paint circulation, water treatment, and other processes requiring safe, efficient, and reliable fluid transfer.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump.
• Ensure all connections are secure and leak-free before operation
• Follow GRACO’s recommended installation procedures for air supply and fluid connections
• Regularly inspect and maintain the air valve and ball checks for optimal performance
• Use the split manifold option if pumping multiple fluids to prevent cross-contamination