// -*- C -*-

pump_main_dia = 38;
pump_side_width = 5;
pump_shaft_dia = 14;

// calculated

pump_side_outer_rad = pump_side_width + pump_main_dia/2;

module PumpSidePlan() {
  or = pump_side_outer_rad;
  difference(){
    union(){
      translate([-or, 0]) circle(r=or);
      translate([-or, -or]) square([or, or*2]);
    }
    translate([-or, 0]) circle(r=pump_main_dia/2);
    translate([-or*2, 0])
      square(center=true, [pump_side_width*3, pump_shaft_dia]);
  }
}

PumpSidePlan();