# STC SA1118SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Hartzell Propeller, Inc, United States
- Description: Installation of Hartzell 3-bladed propellers, Models - PHC-C3YF-2( )UF/FC-7663-2R and PHC-C3YF-2L( )UF/FJC-7663-2R or PHC-C3YF-( )UF/FC-7663B-2R and PHC-C3YF-2L( )UF/FJC-7663B-2R.
- Status date: December 21, 1979
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A7SO](https://openairdocs.org/tcds/A7SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/536049A061244FA085256CC10080DE46.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1118SO

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-34-200T ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))

---
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.