# STC SA379NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Cartwright, Richard, United States
- Description: Installation of a 3-bladed McCauley D3A32C90-M/S-82NC-2 propeller on a Continental IO-470-H engine
- Applied: November 5, 1976
- Status date: November 26, 1976
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-782](https://openairdocs.org/tcds/A-782)
- Certificate PDF: https://openairdocs.org/files/sha256/2a/ed/2aed4b0e06552f2a8ec0a57818d210655e1e4150e20be953b26fb8b0078e2152
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2EA3E88F3EF60C0D86257AD40072FF39.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA379NW

## ADs that name it (0)

None.

## Approved models (1)

- Sierra Hotel Aero Inc. Navion (Army L-17A) ([TCDS A-782](https://openairdocs.org/tcds/A-782))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- November 26, 1976: Issued, Current. [certificate](https://openairdocs.org/files/sha256/2a/ed/2aed4b0e06552f2a8ec0a57818d210655e1e4150e20be953b26fb8b0078e2152)

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