Idler
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Classification
Definition
A free-rotating part of a rotary positive displacement pump driven by the rotor
What is an idler gear?
An idler gear is a key component in internal gear pumps. This is a free-rotating gear that is driven by the rotor gear.
What are the parts of an idler gear?
There are two components in an idler gear: the idler itself and the idler bushing. Each of these components can be made of various materials that can change depending on pump construction and application.