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Interference
Interference is a core engineering term. Definition, usage notes, and a practical example.
Definition
Interference is dimensional overlap before assembly.
Why it matters
It is used for torque and force transfer in press fits.
How it is used
In a design check, first define the relevant load, dimension, material, or flow condition. Then interpret this term by its role in the formula and compare it with limits.
Example
If the shaft is larger than the hole, pressing or thermal assembly is needed.
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Formulas
No formulas added for this term.