# Ontic Service Bulletin 226-27-087

Copy: Revision R3 ("Ontic SB226-27-087R3"), 11 pages: PDF https://openairdocs.org/files/sha256/b5/1d/b51d2fe38331eeb2dd2c0d8892868d9cc35816b8757c827ea9191c69c4182a66; text https://openairdocs.org/service-documents/ontic/sb-226-27-087/file/b51d2fe38331.md. Rights: © Ontic. Filed by the FAA in regulations.gov docket FAA-2026-2723, the docket of AD 2026-21-13. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Ontic](https://openairdocs.org/service-documents/ontic.md)
- Type: Service bulletin (Service Bulletin)
- Number: 226-27-087
- Latest revision known: 226-27-087R2 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/ontic/sb-226-27-087

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

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

- [AD 2026-21-13](https://openairdocs.org/ad/2026-21-13.md), effective Dec 1, 2026: Revision R3

Also cited in [1 proposed AD](https://openairdocs.org/service-documents/ontic/sb-226-27-087/proposed.md).

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