Glossary
What is Criticality Analysis?
Last updated July 2026
Definition
Criticality analysis ranks spare parts by the operational impact of a stockout, so stocking effort concentrates where downtime risk is highest.
Not every spare deserves the same buffer. Criticality separates the parts that would halt production from those that are merely inconvenient.
It's the key to cutting MRO excess without adding downtime risk.
Part of Excess & obsolete inventory.
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