# STC SA2017SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: AlliedSignal Commercial Avionics Systems
- Description: Installation of Allied/Bendix Microwave Landing System MLS-21.
- Status date: December 5, 1986
- Data sheets: A22CE
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/39247B5843E94E4B85256CC10083D53E.0001
- Page: https://openairdocs.org/stc/SA2017SO

## ADs that name it

None.

## Approved models (1)

- The Cessna Aircraft Company 550 (TCDS A22CE)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.