| 8466.93.60 |  | Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery |  | Free |  | 10% | 
| 8466.94.20 | 00 | Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery: |  |  |  |  | 
| 8474 |  | Machinery for sorting, screening, separating, washing, crushing, grinding, mixing or kneading earth, stone, ores or other mineral substances, in solid (including powder or paste) form; machinery for agglomerating, shaping or molding solid mineral fuels, ceramic paste, unhardened cements, plastering materials or other mineral products in powder or paste form; machines for forming foundry molds of sand; parts thereof: |  |  |  |  | 
| 8474.80.00 | 10 | For agglomerating, shaping or molding solid mineral fuels, ceramic paste, unhardened cements, plastering materials or other mineral products in powder or paste form: |  |  |  |  | 
| 8483 |  | Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof: |  |  |  |  | 
| 8483.40 |  | Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately; ball or roller screws; gear boxes and other speed changers, including torque  converters: |  |  |  |  | 
| 8483.40.10 | 00 | Torque converters | No. | Free |  | 27.5% | 
| 8501.10.20 | 00 | Synchronous, valued not over $4 each | No. | 6.7% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 90% | 
| 8518 |  | Microphones and stands therefor; loudspeakers, whether or not mounted in their enclosures; headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers; audio-frequency electric amplifiers; electric sound amplifier sets; parts thereof: |  |  |  |  | 
| 8518.10.40 | 00 | Microphones having a frequency range of 300 Hz to 3.4 kHz with a diameter of not exceeding 10 mm and a height not exceeding 3 mm, for telecommunication use | No. | Free |  | 35% | 
| 8518.29.40 | 00 | Without housing, having a frequency range of 300 Hz to 3.4 kHz with a diameter of not exceeding 50 mm, for telecommunication use | No. | Free |  | 35% | 
| 8518.40 |  | Audio-frequency electric amplifiers: |  |  |  |  | 
| 8525.60.10 | 20 | Low-power radiotelephonic transceivers operating on frequencies from 49.82 to 49.90 MHz | No. |  |  |  | 
| 8527.19.10 | 00 | Valued not over $40 each, incorporating a clock or clock-timer, not in combination with any other article, and not designed for motor vehicle installation | No. | Free |  | 35% | 
| 8527.92.10 | 00 | Valued not over $40 each | No. | Free |  | 35% | 
| 8527.99.20 |  | Receivers, capable of receiving signals on frequencies |  | 6% | Free (A,AU,B,BH, C,CA,CL,E,IL,J, JO,MA,MX,P,SG) | 35% | 
| 8540.99.40 | 00 | Electron guns; radio frequency (RF) interaction structures for microwave tubes of subheadings 8540.71 through 8540.79, inclusive | X | Free |  | 35% | 
| 8541.21.00 | 75 | With an operating frequency not less than 100 MHz | No. |  |  |  | 
| 8541.29.00 | 75 | With an operating frequency not less than 30 MHz | No. |  |  |  | 
| 8541.60.00 | 10 | Quartz designed for operating frequencies of: |  |  |  |  | 
| 8546.20.00 | 30 | Used in high-voltage, low-frequency electrical systems: |  |  |  |  | 
| 8547.10.40 | 00 | Ceramic insulators to be used in the production of spark plugs for natural gas-fueled, stationary, internal combustion engines | No. | 3% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 60% | 
| 8712.00.44 | 00 | Bicycles having a front wheel exceeding 55 cm but not exceeding 63.5 cm in diameter and a rear wheel exceeding 63.5 cm in diameter, weighing less than 16.3 kg complete without accessories and not designed for use with tires having a cross-sectional diameter exceeding 4.13 cm, valued $200 or more each | No. | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX,P, SG) | 30% | 
| 8714.91.20 | 00 | Valued over $600 each | No. | 3.9% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 30% | 
| 8714.99.60 | 00 | Trigger and twist grip controls for three speed hubs, and parts thereof; bicycle handlebar stems wholly of aluminum alloy (including their hardware of any material), valued over $2.15 each; and bicycle handlebar stem rotor assemblies | kg | Free |  | 30% |