MIL-STD-1629A · IEC 60812 · SAE J1739
Failure Mode, Effects and
Criticality Analysis (FMECA)
A Reliability Engineering Transit Map · Operational Reliability
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Operational
Reliability
System Definition Scope & Indenture Failure Mode Identification Effect Analysis Detection & Isolation Compensating Provisions FMEA Worksheet PROCESS LINE A Cat IV Minor Cat III Marginal Cat II Critical Cat I Catastrophic SEVERITY LINE C Level A Frequent Level B Probable Criticality Analysis (CA) Level C Occasional Criticality Matrix FMECA Report CRITICALITY LINE B Cm = β·α·λₚ·t Criticality Formula λₚ Data Sources Design Corrective Action Reliability Priority List Single Point Failure List OUTPUT E LSA Logistics FTA Safety MTTR Maintainability RCM Maintenance DISCIPLINES D System Safety IEC 60812 Civil Std AIAG-VDA Automotive ARP 4761 Aviation Cat I Catastrophic Cat II Critical · Cat III Marginal · Cat IV Minor
Line A — FMECA Process
Line B — Criticality Analysis
Line C — Severity Classification
Line D — Support Disciplines
Line E — Outputs & Actions
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MIL-STD-1629A · 24 NOV 1980 · AMSC N3074
Reliability Engineering · Click any station for details
IEC 60812:2018 · SAE J1739 · ARP 4761