# Leonardo Alert Service Bulletin 139-661

## Copies (2)

Copies the FAA filed in AD dockets on regulations.gov, newest revision first. A newer revision may exist.

- Revision A ("Leonardo Helicopters ASB No. 139-661 Rev A"), 23 pages: PDF https://openairdocs.org/files/sha256/56/ad/56ad8e6eeefc700dccb7d5b8455d39a266ec6a1ad9888159904481d02c23e8cb; text https://openairdocs.org/service-documents/leonardo/sb-139-661/file/56ad8e6eeefc.md. Rights: © Leonardo S.p.A. Filed by the FAA in regulations.gov docket FAA-2021-0461, the docket of AD 2021-22-02. Not covered by OpenAirDocs’ CC0 dedication.
- No revision named ("Leonardo Helicopters ASB No. 139-661"), 17 pages: PDF https://openairdocs.org/files/sha256/05/f9/05f9d6d47aaee4fe66854eb53fd287a9da164d2a051cb9d94200ddae4d927349; text https://openairdocs.org/service-documents/leonardo/sb-139-661/file/05f9d6d47aae.md. Rights: © Leonardo S.p.A. Filed by the FAA in regulations.gov docket FAA-2021-0461, the docket of AD 2021-22-02. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Leonardo](https://openairdocs.org/service-documents/leonardo.md)
- Type: Service bulletin (Alert Service Bulletin)
- Number: 139-661
- Latest revision known: 139-661, Revision A, dated February 4, 2021 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/leonardo/sb-139-661

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