# STC SA2176SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Appalachian Accessories, United States
- Description: Replacement of Cleveland brake discs P/N 164-15A or164-115A with Appalachian Accessories'stainless steel brake discs, P/N 75-15A.
- Status date: September 25, 1987
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A18CE](https://openairdocs.org/tcds/A18CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C4EF4D0C3C3AFEC185256CC200015AA4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2176SO

## ADs that name it (0)

None.

## Approved models (3)

- Bellanca Aircraft Corporation 17-30A ([TCDS A18CE](https://openairdocs.org/tcds/A18CE))
- Bellanca Aircraft Corporation 17-31A ([TCDS A18CE](https://openairdocs.org/tcds/A18CE))
- Bellanca Aircraft Corporation 17-31ATC ([TCDS A18CE](https://openairdocs.org/tcds/A18CE))

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