Import 2D Sketch to SolidWorks
Delete all the sketch entities except the upper cross section of the front view (SECTION A-A) and the center line beneath it – see figure below.
The required section after cleaning the sketch is shown below
Revolve the Sketch
Using the solidworks future (Sketch and extrude cut ... ) i finished the part
Create Both Cuts
Creating hole using Hole Wizard
Circular Pattern the Hole