Centrifugal pump model kit

Model centrifugal pump, kit unmachined
 
Please see the photo's this is a full set of unmachined  parts to make the pump. The use of machine tools is requiered to make this model. All drawings and fixtures are metric and this model can be made on any 7x mini lathe.
 
The kit contains-
- 3 alloy castings
- 2 cast brass pipe flanges
- cast brass gland 
- cast brass impeller
- cast brass pully
- 2 roller bearings
- stainless steal shaft
- stainless steel threaded rod
- brass nuts
- rubber seal
- 6 pages of technical drawings
 
Overall dimenshions are H-82mm W-70mm L-90mm
Pully is 22mm, the pipe flanges are 28mm and fit to solder 12mm copper pipe.
This pump will run from any moderate steam plant such as the stuarts range