# STC ST09879SC

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: Cotney Aerospace Inc., United States
- Description: Installation of a Reduced Vacuum Waste Tank.
- Applied: January 12, 2000
- Status date: December 1, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- Certificate PDF: https://openairdocs.org/files/sha256/5a/20/5a20a335b800b28fe9431cde1dc5865cf524153c7858339900e3b7435ab8d033
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A5297B4CEB6C668E862576DC0072E1CC.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST09879SC

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 737-700 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

## What the certificate says

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

## Every issue (1)

- December 1, 2009: Surrendered, Current. [certificate](https://openairdocs.org/files/sha256/5a/20/5a20a335b800b28fe9431cde1dc5865cf524153c7858339900e3b7435ab8d033)

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