# STC SA218WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: AlliedSignal Aviation Services, United States
- Description: Turbine installation GTC 85-90E or GTCP 85-291E.
- Status date: June 3, 1993
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A22](https://openairdocs.org/tcds/4A22)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2FB752A074D6B3B985256CC200015AD0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA218WE

## ADs that name it (0)

None.

## Approved models (2)

- Lockheed Aircraft Corporation 188A ([TCDS 4A22](https://openairdocs.org/tcds/4A22))
- Lockheed Aircraft Corporation 188C ([TCDS 4A22](https://openairdocs.org/tcds/4A22))

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