##  [First Pass Yield](/first-pass-yield) 

  ##  [First Pass Yield](https://engineering.quantumdictionary.io/first-pass-yield-0) 

  

 [![Engineering & Applied Technologies Dictionary](/sites/default/files/styles/large/public/2026-01/Engineering%20%26%20Applied%20Technologies.png.webp?itok=_IKO7_-n)](/topic-specific-dictionaries/engineering-applied-technologies)



**Engineering & Applied Technologies Dictionary**

 







 

 

 

 



 

 

 

 

Definition

The ratio of units that meet quality specifications without any rework or repair on their first pass through a defined process step or sequence, computed as (good units leaving the step on first pass) ÷ (units entering the step).