# STC SA3285SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Skybolt Aeromotive Corp, United States
- Description: Installation of engine cowling and firewall fasteners. (172 S/N 54893 THRU 76673) (R172 SERIES S/N 2000 THRU 3454)
- Status date: August 29, 2001
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 3A17](https://openairdocs.org/tcds/3A17)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/176B01E3DA14CB3685256CC2000A965C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3285SO

## ADs that name it (0)

None.

## Approved models (2)

- The Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company R172 Series ([TCDS 3A17](https://openairdocs.org/tcds/3A17))

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