1. EN733 Bare shaft Stainless Steel Centrifugal Pumps 2. Size:32-250mm 3. Flow rate up to 200 l/s 4. Head up to 120m SA series bare shaft single stage centrifugal pumps, which is a back-open type pumps, dismantle the pump cover and the impeller without to take out the suction and discharge piping, in the bearing bracket, there are two ball bearings which lubricated by oil or grease. The ...