# STC SA3156SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: VGA, Inc, United States
- Description: Installation of a Fairchild Model800 digital flight data recorder.
- Status date: August 21, 1992
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A21](https://openairdocs.org/tcds/4A21)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0B9A7E12AC8415D285256CC2000A9493.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3156SO

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 707 Series ([TCDS 4A21](https://openairdocs.org/tcds/4A21))

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