# STC SA4645NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Alaska Aircraft Sales, Inc, United States
- Description: Fabrication and installation of additional side windows in aft cabin.
- Status date: August 2, 1991
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-806](https://openairdocs.org/tcds/A-806)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/254142717BBB0C2685256CC2000E3DC5.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4645NM

## ADs that name it (0)

None.

## Approved models (2)

- de Havilland Inc. (Canada) DHC-2 (L-20A) MK.I ([TCDS A-806](https://openairdocs.org/tcds/A-806))
- de Havilland Inc. (Canada) DHC-2 (L-20A) MK.III ([TCDS A-806](https://openairdocs.org/tcds/A-806))

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