1 – SHAFT THRUST SUPPORT
With roller bearings, grease/oil lubricated, produced by the main manufacturers, with an average life of more than 50.000 hours of working.

2 – SHAFT SEAL
Generally packed stuffing box, reliable and of easy maintenance. The mechanical seal or other solutions are used when necessary.

3 – DELIVERY ELBOW
Sturdy electrowelded steel structure, composed of a flanged elbow with reinforced ribs and a supporting plate; seal seat and support housing.

4 – TRANSMISSION SHAFT
Made of high-resistance rectified steel, carefully sized for maximum torque and composed of dimensioned segments for the highest rigidity, joined by rigid sleeve couplings. At its thinnest points, the shaft is equipped with replaceable protection bushes.

5 – SHAFT GUIDE BEARINGS
Standard configuration includes special anti-abrasive rubber bearings lubricated by the pumped liquid; grease-lubricated bronze guide supports or oil lubricated ball bearings with protected transmission.

6 – PUMP BOWL
With vanes having an outline designed to allow the best conveyance of the fluid threads, to guarantee the maximum reduction of hydrodynamic losses and a better energy recovery.

7 – WEAR-RESISTANT RING
Replaceable ring mounted at the impeller housing, to protect the pump bowl, when necessary.

8 – BELLMOUTH
Made of a conical segment of pipe having a special outline specially designed to minimize losses at the inlet and limit the formation of vortex at the minimum submergence.

E – PROPELLER
Composed of a spherical hub and blades with hydraulic outline carefully designed for high efficiency, adjustable when the pump is stopped and disassembled in standard configuration; for larger diameters, the version with adjustable blades with pump in motion is also available, with a manual / electric control device.

S – MIXED FLOW PROPELLER
Open mixed flow propeller with blades’ hydraulic outline carefully designed to ensure high efficiency.