Speed changers, incl. torque converters, for machinery (excl. gear boxes); Examples: - Worm gear speed reducers (industrial) - Planetary gear reducers ...

8483 Transmission shafts (including cam shafts and crank shafts) and cranks; bearing housings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, …

- Electromagnetic friction brakes (automotive systems) - Electromagnetic hysteresis clutches (precision equipment) - Electromagnetic multi-disc clutches (power transmission) - Electromagnetic fail-safe …

Parts of machines and mechanical appliances having individual functions, n.e.s. (excl. of cast iron or cast steel)

Hand-operated spanners and wrenches, incl. torque meter wrenches, of base metal, adjustable (excl. tap wrenches)

Gears and gearing for machinery (excl. toothed wheels, chain sprockets and other transmission elements presented separately); ball or roller screws; gear boxes and other speed changers, incl. …

Hydraulic or pneumatic regulating or controlling instruments and apparatus (excl. manostats and taps, cocks and valves of heading 8481)

Nuts of iron or steel; Examples: - Hexagon nuts (ISO 4032) - Locknuts (prevailing torque type) - Nylon insert lock nuts - Flange nuts (integral ...

Instruments, appliances and machines for measuring or checking geometrical quantities, n.e.s. in Ch 90; Examples:

8204 Hand-operated spanners and wrenches (including torque meter wrenches but not including tap wrenches); interchangeable spanner sockets, with or without handles 82042000 Interchangeable …