# STC SA635SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Franklin Dean H., United States
- Description: Reduction of maximum certificated takeoff weight from 12,750 to 12,500 pounds.
- Status date: July 28, 1999
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-783](https://openairdocs.org/tcds/A-783)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/49C29888A09AF26D85256CC200569F2E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA635SO

## ADs that name it (0)

None.

## Approved models (1)

- Frakes Aviation G-73 ([TCDS A-783](https://openairdocs.org/tcds/A-783))

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