| Tariff Classification | 
| section 16 | Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles |  | chapter 84 | Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof |  | 84.09 | Parts suitable for use solely or principally with the engines of heading 84.07 or 84.08: |  |  | -Other: |  | 8409.99 | --Other: |  |  | ---For engines of a kind used for the propulsion of vehicles of Chapter 87 |  |