# Bell Alert Service Bulletin 407-22-128

Copy: No revision named ("Bell ASB 407-22-128"), 10 pages: PDF https://openairdocs.org/files/sha256/67/93/6793192003b55b6d6afd656997766cd630406954dbccecc1b91ab638a99f80a5; text https://openairdocs.org/service-documents/bell/sb-407-22-128/file/6793192003b5.md. Rights: © Bell Textron Inc. Filed by the FAA in regulations.gov docket FAA-2022-1658, the docket of AD 2022-27-08. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Bell](https://openairdocs.org/service-documents/bell.md)
- Type: Service bulletin (Alert Service Bulletin)
- Number: 407-22-128
- Page: https://openairdocs.org/service-documents/bell/sb-407-22-128

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

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

- [AD 2022-27-08](https://openairdocs.org/ad/2022-27-08.md), effective Jan 12, 2023: No revision named

Also cited in [1 NTSB investigation](https://openairdocs.org/service-documents/bell/sb-407-22-128/ntsb.md).

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