# STC SA862EA

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Safe Flight Instrument Corp, United States
- Description: Addition of airspeed select function to speed command/ autothrottle system.
- Status date: August 6, 1980
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B0E5EB6F4360CA2985256CC20058E868.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA862EA

## ADs that name it (0)

None.

## Approved models (6)

- McDonnell Douglas Corporation DC-9-21 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-31 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-32 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-32F (C-9A) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-33F ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-41 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))

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