# STC SA1-240

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Fulton Conversion Company, United States
- Description: Lycoming O-435-C engine and Hartzell HC-12X20-8D/8433-6 or HC-12X20-5C/8433-6 propellers.
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-799](https://openairdocs.org/tcds/A-799)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CF5BA35CCF34D50F85256CCB0060180A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1-240

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 170 Series ([TCDS A-799](https://openairdocs.org/tcds/A-799))

---
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.