# STC SA2575SO

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: Kosola & Associates Inc
- Description: Installation of the Fenwall Lavatory Smoke Detector System.
- Status date: July 23, 2009
- Data sheets: A6WE
- Certificate PDF: https://openairdocs.org/files/sha256/a5/4b/a54bd1900338864d8cdf588d0d3ef72bd5ceb90c183c7d9385cd3d69e6a3091f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/218CA32DBC0CAF178625778F0073AD9D.0001
- Page: https://openairdocs.org/stc/SA2575SO

## ADs that name it

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-9-30 Series (TCDS A6WE)

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- July 23, 2009: Surrendered, Current. [certificate](https://openairdocs.org/files/sha256/a5/4b/a54bd1900338864d8cdf588d0d3ef72bd5ceb90c183c7d9385cd3d69e6a3091f)

---
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.