# STC SA2912WE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Litton Systems, Inc, United States
- Description: Installation of palletized dual LTN-51 INS or dual LTN-72 INS or combination of either.
- Status date: September 26, 1974
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A19](https://openairdocs.org/tcds/3A19), [TCDS A1SO](https://openairdocs.org/tcds/A1SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/604B6DF99C623DBC85256CC20008CAA4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2912WE

## ADs that name it (0)

None.

## Approved models (9)

- Lockheed Aircraft Corporation 382G ([TCDS A1SO](https://openairdocs.org/tcds/A1SO))
- The Cessna Aircraft Company 150D ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150E ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150F ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150G ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150H ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150J ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19))

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