●Two mechanical seals are mounted on the shaft seal (tandem type).
The mechanical seal on the atmosphere side is an oil bath type, which greatly improves the shaft sealing performance.
●The specially structured casing enables self-priming without filling the suction pipe.　
●All cast iron is the standard specification, so it can also be used for alkaline liquids.
● Use of sealed ball bearings eliminates the need to lubricate the bearings.