# STC SA2146SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aviation Products, Inc, United States
- Description: Installation of Appalacian Accessories,stainless steel brake discs, P/N's 75-25A or75-25B.
- Status date: September 29, 1995
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A15](https://openairdocs.org/tcds/3A15)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/622035830020718E85256CC200015A37.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2146SO

## ADs that name it (0)

None.

## Approved models (4)

- Raytheon Aircraft Company 33 Series ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company 35 Series ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company 35-33 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company 36 Series ([TCDS 3A15](https://openairdocs.org/tcds/3A15))

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