# STC SA729NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Collins Aviation Inc, United States
- Description: Installation of a left wing, rear spar to fuselage attach repair procedure
- Applied: February 9, 1979
- Status date: March 2, 1979
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A20SO](https://openairdocs.org/tcds/A20SO)
- Certificate PDF: https://openairdocs.org/files/sha256/63/c9/63c95f656f721b4cd0a02e547bd083c6edc653bcead20b9c5327fe982054cde2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CADA958F6615959086257A44006C7F36.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA729NW

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. PA-31-325 ([TCDS A20SO](https://openairdocs.org/tcds/A20SO))

## What the certificate says

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

## Every issue (1)

- March 2, 1979: Issued, Current. [certificate](https://openairdocs.org/files/sha256/63/c9/63c95f656f721b4cd0a02e547bd083c6edc653bcead20b9c5327fe982054cde2)

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