# STC SA5909NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Rogerson ATS, United States
- Description: Replacement of existing waste drain valves with Rogerson aircraft controls valves.
- Status date: December 31, 1992
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A35EU](https://openairdocs.org/tcds/A35EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/970B726091F09FC285256CC200122C5F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5909NM

## ADs that name it (0)

None.

## Approved models (2)

- Airbus A300 Series ([TCDS A35EU](https://openairdocs.org/tcds/A35EU))
- Airbus A310 Series ([TCDS A35EU](https://openairdocs.org/tcds/A35EU))

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