# Austro Engine Mandatory Service Bulletin MSB-E4-039/3

Copy: Revision 3 ("Austro Engine GmbH Mandatory Service Bulletin MSB-E4-0393 Rev 3"), 15 pages: PDF https://openairdocs.org/files/sha256/31/14/3114145b3f28e6c0a6bf0d98c266af70aec46e445a33b9db76d0fc2de8e28e2c; text https://openairdocs.org/service-documents/austro-engine/msb-e4-039-3/file/3114145b3f28.md. Rights: © Austro Engine. Filed by the FAA in regulations.gov docket FAA-2024-2318; AD 2025-02-12 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Austro Engine](https://openairdocs.org/service-documents/austro-engine.md)
- Type: Service bulletin (Mandatory Service Bulletin)
- Number: MSB-E4-039/3
- Latest revision known: MSB-E4-039/3, Revision 3, dated November 22, 2023 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/austro-engine/msb-e4-039-3

## ADs that cite it (1) (OpenAirDocs)

Newest first, with the revision each names, as OpenAirDocs read it from the AD's text.

- [AD 2025-02-12](https://openairdocs.org/ad/2025-02-12.md), effective Apr 1, 2025: Revision 3

Also cited in [1 proposed AD](https://openairdocs.org/service-documents/austro-engine/msb-e4-039-3/proposed.md).

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