# STC SA1958SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Appalachian Accessories, United States
- Description: Installation of Appalachian Access. stainless steel brake rotor discs P/N 73-47.
- Status date: January 14, 1987
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A23](https://openairdocs.org/tcds/3A23)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/303704503750877C85256CC10083D34F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1958SO

## ADs that name it (0)

None.

## Approved models (2)

- Maule Aerospace Technology Inc. Bee Dee M-5-235C ([TCDS 3A23](https://openairdocs.org/tcds/3A23))
- Maule Aerospace Technology Inc. Bee Dee M-6-235 ([TCDS 3A23](https://openairdocs.org/tcds/3A23))

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