# STC SA1223EA

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: People Express Airlines, Inc., United States
- Description: Installation of altitude alert system and or A/P altitude select capability. (737-130)
- Status date: March 20, 1981
- 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/1277C0A105624E8C85256CCB0060184E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1223EA

## ADs that name it (0)

None.

## Approved models (1)

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

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