# STC SA3-69

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Supreme Aircraft Service, United States
- Description: Remove all deteriorated fabric from the upper surfaces of the wings except for 10" spanwise along the leading edge and 2" spanwise along the trailing edge. 1Apply fabric over the upper surface of the wings, as shown in the sketck on attaohed Form 337. PK screws are used to fasten the tabric to the ribs as on the  original installation
- Applied: June 27, 1957
- Status date: July 25, 1957
- Product: Aircraft
- Certification basis: Part 1
- Data sheets: [TCDS 1A6](https://openairdocs.org/tcds/1A6)
- Certificate PDF: https://openairdocs.org/files/sha256/01/85/01851e7fa5c6ca3f98ca0f3c8d2d7d5be24a1d2d94d6411c9359401b9d58753c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8CE3D34A4A5AAD6F862582F300577BDF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3-69

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. PA-22-108 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))

## What the certificate says

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

## Every issue (1)

- July 25, 1957: Issued, Current. [certificate](https://openairdocs.org/files/sha256/01/85/01851e7fa5c6ca3f98ca0f3c8d2d7d5be24a1d2d94d6411c9359401b9d58753c)

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