Macnaught M-DDP38AN-02 Double Diaphragm Pump, 1.5" NPT/FLG", 158 GPM, Air Operated, Max Flow

Macnaught M-DDP38AN-02 Max Flow 1-1/2" NPT/FLG Air Operated Double Diaphragm Pump, 158 GPM. 

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 1½” Air Operated Double Diaphragm Pump operates at a 1:1 ratio with a maximum flow rate of 158 GPM, ensuring high-volume output with low air consumption. Includes FNPT Threaded or ANSI Connection along with a 5-Year Pump Body Warranty. 

Typical Fluids Handled: 

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

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

Specifications:

• Max Flow Rate: 158 GPM
• Fluid Inlet/Outlet: 1-1/2" NPT(F) / 1-1/2" ANSI
• Air Inlet: 3/4" NPT(F)
• Operating Air Pressure: 30-125 PSI
• Max Solid State: 8 mm / 0.31 in.
• Suction Lift: 18ft(dry) & 26.2ft(wet)
• Liquid Temp (°F): 32°F - 140°F
• Noise Level (ISO 1996): 97 dB
• Diaphragm: Nitrile Buna-N (NBR)
• Casing: Aluminum
• Max Air Consumption: 176 SCFM
• Max Discharge Pressure: 125 PSI
• Discharge Volume/Cycle: 0.74 Gallons

Features:

• Includes Air Inlet Ball Valve, Exhaust Muffler, and Rubber Leveling Feet
• 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