# Viking Air Service Letter DHC3-SL-27-001

Copy: No revision named ("Viking Service Letter DHC3-SL-27-001 Issue 1"), 7 pages: PDF https://openairdocs.org/files/sha256/03/6f/036f462a2bb1847b4e0ffbd33c1853791997a1ea04830ad712d4b67457f3742a; text https://openairdocs.org/service-documents/viking/dhc3-sl-27-001/file/036f462a2bb1.md. Rights: © Viking Air. Filed by the FAA in regulations.gov docket FAA-2025-1107, the docket of AD 2025-17-08. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Viking Air](https://openairdocs.org/service-documents/viking.md)
- Type: Service letter (Service Letter)
- Number: DHC3-SL-27-001
- Page: https://openairdocs.org/service-documents/viking/dhc3-sl-27-001

## ADs that cite it (2) (OpenAirDocs)

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

- [AD 2025-17-08](https://openairdocs.org/ad/2025-17-08.md), effective Sep 29, 2025: No revision named
- [AD 2022-23-08](https://openairdocs.org/ad/2022-23-08.md), effective Nov 2, 2022: No revision named

Also cited in [1 proposed AD](https://openairdocs.org/service-documents/viking/dhc3-sl-27-001/proposed.md).

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