1   discharge   pipe                     

2   support                      

3   stator                  

4   rotor                                  

5   support                      
6    cardan universal joint 
7    coupling                            
8    suction pipe               
9    cardan universal joint
10   sealing box                       
11   driving shaft               
12   bearing housing
13   cylindrical roller bearing    
14   tapered roller bearing
15   coupling