# STC SA5056NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Thales Avionics In-Flight Systems, LLC, United States
- Description: Installation of FMD audio entertainment system.
- Status date: March 19, 2001
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0E435373D9759C1D85256CC200122652.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5056NM

## ADs that name it (0)

None.

## Approved models (2)

- The Boeing Company 737-400 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-500 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

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