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Jackshaft vs Countershaft - What's the difference?

jackshaft | countershaft |

Countershaft is a synonym of jackshaft.



As nouns the difference between jackshaft and countershaft

is that jackshaft is a common mechanical component used to transfer or synchronize rotational force in a machine while countershaft is a jackshaft.

jackshaft

English

Noun

(en noun) (wikipedia jackshaft)
  • A common mechanical component used to transfer or synchronize rotational force in a machine.
  • A wheelless axle used to turn the wheels of a locomotive.

    • Synonyms

    * (component relating to rotational force) countershaft

    countershaft

    English

    Noun

    (en noun)
  • A jackshaft.