# Sikorsky Alert Service Bulletin 70-06-28A

Copy: U.S. DOT/FAA - Sikorsky ASB No 70-06-28A ("U.S. DOT/FAA - Sikorsky ASB No 70-06-28A"), 23 pages: PDF https://openairdocs.org/files/sha256/58/64/58646faa2d20ed1021a3dfb6498be8cdff228b89d8de904775eae25929a5aabf; text https://openairdocs.org/service-documents/sikorsky/70-06-28a/file/58646faa2d20.md. Rights: © Sikorsky. Filed by the FAA in regulations.gov docket FAA-2013-0501, the docket of AD 2014-02-04. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Sikorsky](https://openairdocs.org/service-documents/sikorsky.md)
- Type: Service bulletin (Alert Service Bulletin)
- Number: 70-06-28A
- Latest revision known: 70-06-28A, Revision A, dated May 21, 2009 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/sikorsky/70-06-28a

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

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

- [AD 2010-23-24](https://openairdocs.org/ad/2010-23-24.md), effective Dec 22, 2010: Revision A

Also cited in [1 proposed AD](https://openairdocs.org/service-documents/sikorsky/70-06-28a/proposed.md).

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.