# STC SA2645WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Western Commander, Inc, United States
- Description: Installation of dual Litton LTN-51 inertial navigation system.
- Status date: February 2, 1973
- 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/9A2691F14000BCA685256CC20008C6CB.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2645WE

## ADs that name it (0)

None.

## Approved models (6)

- McDonnell Douglas Corporation DC-9-11 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-12 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-13 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-14 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-15 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-15F ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))

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