# STC SA3127SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Air Services, Inc, United States
- Description: Installation of a B&D cockpit voice recorder.
- Status date: September 19, 1991
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A21EU](https://openairdocs.org/tcds/A21EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FB03CD593FD94B9C85256CC2000A942D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3127SO

## ADs that name it (0)

None.

## Approved models (1)

- British Aerospace (Scotland) HP Jetstream Model 3101 ([TCDS A21EU](https://openairdocs.org/tcds/A21EU))

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