# STC SA4522NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Johnston Aircraft Svc Inc, United States
- Description: Installation of a Hartzell HC-3YR/1RF/F8483 constant speed propeller.
- Applied: March 21, 1988
- Status date: January 9, 1989
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A10SO](https://openairdocs.org/tcds/A10SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7AA8805BACD2A23486256E7500577FDB.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4522NM

## ADs that name it (0)

None.

## Approved models (3)

- The New Piper Aircraft Inc. PA-36-285 ([TCDS A10SO](https://openairdocs.org/tcds/A10SO))
- The New Piper Aircraft Inc. PA-36-300 ([TCDS A10SO](https://openairdocs.org/tcds/A10SO))
- The New Piper Aircraft Inc. PA-36-375 ([TCDS A10SO](https://openairdocs.org/tcds/A10SO))

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