Product information "STANLEY SM21 - Submersible Pump"
The SM21 Submersible Pump is a small diameter (caisson style) self priming hydraulic dewatering pump with a discharge flow of 300 gpm thru a 2½" NPFT discharge. At only 6¼" wide the SM21 can fit in small openings. The cast iron impeller is within ¾" of the base allowing it to remove more liquids than other pumps.
Properties from "STANLEY SM21 - Submersible Pump"
|Drive:||Hydraulic connection, constant flow rate|
|Grain / passage:||9 mm|
|Hose connection:||2-1/2" NPT-IG (female)|
|Hydraulic oil flow input:||15-34 L/min.|
|Max. oil flow output:||1.125 L/min.|
|Max. pumping height:||30 Meter|
|Working pressure:||140 BAR / 2.030 PSI|