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Air Operated Diaphragm Pump
Two Year Manufacturer Warranty

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Samson 2835 Air Operated Diaphragm Pump

45 GPM Max Flow, Aluminum, 1 in. Inlet/Outlet, for Lubricants, Used Oil, Used Antifreeze, Antifreeze and Diesel

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Model # Description Price Qty
2835 45 GPM Max Flow, Aluminum, 1 in. Inlet/Outlet, for Lubricants, Used Oil, Used Antifreeze, Antifreeze and Diesel $855.27
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Samson - 2835 - Air Operated Diaphragm Pump

Air operated 1:1 ratio double diaphragm pump constructed with aluminum chambers and equipped with Buna-N diaphragms and balls. Air motor center section features aluminum construction with a long life patented self lubricated Ekonol® ring spool valve utilizing a unique stainless non-centering spring and reset button. For use with lubricants, used oil, used antifreeze, antifreeze, and diesel. Air inlet ball valve included with pump.

Model # 2835
Pressure Ratio 1:1
Wetted Materials Aluminum, Buna N (NBR)
Maximum Liquid Temperature 180°F (82°C)
Maximum Vertical Suction Head 18 Feet (6M)
Maximum Free Flow Capacity 46.2 GPM (175LPM) @ 100PSI
Maximum Solid Size 3/16" (4.8 mm)
Minimum Air Pressure 20PSI
Maximum Air Pressure 100PSI
Maximum Fluid Pressure 100PSI
Maximum Cycles per Minute 210
Discharge Volume Per Cycle .22 Gallons (833cc)
Air Inlet 3/8" NPTF 
Air Outlet (External Muffler) 3/4" NPTF
Fluid Inlet 1" NPTF 
Fluid Outlet 1" NPTF
Mounting Hold X 8.74" x 6.69"
dB(A) @ 45PSI 84.5
dB(A) @ 70PSI 92
Dimensions 12.48" x 11.30"
Shipping Weight 31 lbs