# STC SA3181NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Hartzell Propeller Inc, United States
- Description: Installation of Hartzell HC-E3YR-1()F/F7673DR-0 three-blade propeller on a Lycoming TIO-540-SIAD engine.
- Status date: June 2, 1999
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SO](https://openairdocs.org/tcds/A3SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3DFAEFEC533CB96F85256CC2000A94E7.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3181NM

## ADs that name it (0)

None.

## Approved models (2)

- The New Piper Aircraft Inc. PA-32RT-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- The New Piper Aircraft Inc. PA-32RT-300T ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))

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