# STC SA789NE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Safeway Products, Inc, United States
- Description: Installation of Safeway Model 6989 de-icer boot.
- Status date: September 25, 1990
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A19SO](https://openairdocs.org/tcds/A19SO), [TCDS A7SO](https://openairdocs.org/tcds/A7SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2373E1C8C8B8DBE885256CC20056A529.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA789NE

## ADs that name it (0)

None.

## Approved models (4)

- The New Piper Aircraft Inc. PA-34-200 ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))
- The New Piper Aircraft Inc. PA-34-200T ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))
- The New Piper Aircraft Inc. PA-34-220T (III) ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))
- The New Piper Aircraft Inc. PA-44-180 ([TCDS A19SO](https://openairdocs.org/tcds/A19SO))

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