Max Flow Air Operated Double Diaphragm Pump 1" NPT - 58 GPM - PN# M-DDP25AN-02

Experience the next level of efficient fluid transfer with our Max Flow Double Diaphragm Pump Series. Designed and manufactured in Japan, the Macnaught Max Flow range delivers industrial-grade process pumping solutions. This 1” Air Operated Double Diaphragm Pump operates at a 1:1 ratio with a maximum flow rate of 58 GPM, ensuring high-volume output with low air consumption. Includes a 5-Year Pump Body Warranty.

FEATURES

• Included Air Supply Ball Valve, Teflon Tape and Exhaust Muffler 
• Handles Slurries: Transfers high-viscosity, abrasive slurries.
• Optimized Flow: Lighter spool ensures faster, smoother operations
• Effortless Maintenance: Easily accessible air motor for quick and hassle-free servicing.
• Dry-Run Safe: No overheating, runs without liquid.
• Deadhead Resistant: Withstands closed discharge without damage
• Self-Priming: Eliminates the need for manual priming.
• No inline lubrication required: Reduces maintenance and operational costs.
• Diaphragm: Nitrile Buna-N (NBR)
• Pump Wetted Parts: Aluminum and Nitrile Buna-N

Typical Fluids*:
Corrosive Chemicals, Slurries, Viscous Liquids, Abrasive Fluids, Oils, Fuels, Coolants, Mining Medias, Hazardous Fluids

* Please refer to Max Flow Series Diaphragm Pumps chemical handbook for fluid compatibility

Need a flow meter for your pump? Check out our MX Meter Collection Here

Product Sales Sheet: PDF
Instruction Manual: PDF
Service Manual: PDF

Additional Specs:

• 58 GPM
• Weight: 24.3 Pounds 
• Max Air Consumption: 63.5 SCFM
• Max Discharge Pressure: 100 PSI 
  
• Discharge Volume / Cycle: .21 Gallons 

Repair Kits & Accessories:

• M-DDP25SKWE-N: Liquid side service kit
• M-DDP25SKAM: Air side service kit
• DDPMF-19-02: Exhaust Muffler