# STC SA623NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Patrick A Wendt, United States
- Description: Installation of late style fuel tank access panels
- Applied: June 20, 1976
- Status date: June 20, 1976
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 2A3](https://openairdocs.org/tcds/2A3)
- Certificate PDF: https://openairdocs.org/files/sha256/c9/e8/c9e8837d62923df78a4f5befd6302d3efc22ad365bb1fdd7c495d44901b81d2c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F5798940F67C9FD986257A40005EEFD0.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA623NW

## ADs that name it (0)

None.

## Approved models (1)

- Mooney Aviation Company Inc M20C ([TCDS 2A3](https://openairdocs.org/tcds/2A3))

## What the certificate says

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

## Every issue (1)

- June 20, 1976: Issued, Current. [certificate](https://openairdocs.org/files/sha256/c9/e8/c9e8837d62923df78a4f5befd6302d3efc22ad365bb1fdd7c495d44901b81d2c)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.