# STC SA1899CE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Duncan Aviation, Inc, United States
- Description: Installation of cabin air flood cooling system.
- Status date: July 11, 1984
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A27CE](https://openairdocs.org/tcds/A27CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/23604AF1EE0CB82185256CC10083D25C.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1899CE

## ADs that name it (0)

None.

## Approved models (2)

- The Cessna Aircraft Company 501 ([TCDS A27CE](https://openairdocs.org/tcds/A27CE))
- The Cessna Aircraft Company 551 ([TCDS A27CE](https://openairdocs.org/tcds/A27CE))

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