# STC SA2378SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aviation Products, Inc, United States
- Description: Installation of Appalachian Accessories' P/N 75-97 stainless steel brake discs.
- Status date: September 29, 1995
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A24](https://openairdocs.org/tcds/3A24), [TCDS 5A6](https://openairdocs.org/tcds/5A6), [TCDS A4CE](https://openairdocs.org/tcds/A4CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C97A3FF260BCBED285256CC200015D6A.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2378SO

## ADs that name it (0)

None.

## Approved models (4)

- The Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 185 ([TCDS 3A24](https://openairdocs.org/tcds/3A24))
- The Cessna Aircraft Company TU206 Series ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- The Cessna Aircraft Company U206 ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))

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