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Advisory Circulars (ACs)

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Advisory Circulars (ACs) search results
Number Title Status Office Date
33.83-2B Turbine Engine Vibration Test

This advisory circular (AC) provides an acceptable means for demonstrating compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 33.83, Vibration test.

 Active AIR-624 2023-02-02
33.76-1B Bird Ingestion Certification Standards

This advisory circular (AC) describes an acceptable means for demonstrating compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 33.76, Bird Ingestion.

Active AIR-624 2023-04-03
33.70-3 Damage Tolerance for Material Anomalies in Titanium Life-Limited Turbine Engine Rotors

This advisory circular (AC) describes an acceptable means for demonstrating compliance with the requirements of title 14, Code of Federal Regulations (14 CFR) 33.70, Engine Life-Limited Parts.

Active AIR-624 2023-04-17