# STC SA00227AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aviation Products, Inc, United States
- Description: Installation of carbon steel brake discs that have melonite surface treatment, P/N AA-94.
- Status date: December 7, 1994
- 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 5H2](https://openairdocs.org/tcds/5H2)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9173CB1ED73ACCBD85256CC1007DC843.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00227AT

## ADs that name it (0)

None.

## Approved models (4)

- The Cessna Aircraft Company 180 Series ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 185 ([TCDS 3A24](https://openairdocs.org/tcds/3A24))
- The Cessna Aircraft Company 185 Series ([TCDS 3A24](https://openairdocs.org/tcds/3A24))
- The Cessna Aircraft Company Seibel S-4A ([TCDS 5H2](https://openairdocs.org/tcds/5H2))

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