# STC SA1959SO

- 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 for use with EDO Model289-2700 dual-wheel amphibious floats for the Model 180 airplane, and Model 597-2790 amphibious floats for the remaining airplane models.
- Status date: January 14, 1987
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 5A6](https://openairdocs.org/tcds/5A6)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A91BBD74D107FFAD85256CC10083D351.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1959SO

## ADs that name it (0)

None.

## Approved models (5)

- The Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180G ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180H ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180J ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.