| Similarity | Rank | |
|---|---|---|
| rotor | 0.918 | 21346 |
| axles | 0.863 | 39781 |
| pistons | 0.862 | 41509 |
| propeller | 0.851 | 27811 |
| propellers | 0.850 | 49712 |
| piston | 0.841 | 23115 |
| crankshaft | 0.839 | 51708 |
| bearings | 0.837 | 15425 |
| bushings | 0.837 | 51876 |
| brakes | 0.835 | 10951 |
| gearboxes | 0.835 | 80269 |
| driveshaft | 0.835 | 89581 |
| axle | 0.833 | 19348 |
| brake | 0.830 | 9231 |
| dampers | 0.827 | 60431 |
| vanes | 0.825 | 79540 |
| flywheel | 0.823 | 44197 |
| sprockets | 0.819 | 95785 |
| calipers | 0.819 | 50416 |
| camshaft | 0.818 | 71030 |
| wheels | 0.816 | 4948 |
| undercarriage | 0.813 | 65292 |
| servo | 0.811 | 37657 |
| stator | 0.810 | 68483 |
| sprocket | 0.809 | 62917 |