# STC SA00733CH

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Acron Aviation Inc., United States
- Description: Installation of SkyWatch Model SKY497 Traffic Advisory System(TAS).
- Applied: May 13, 1997
- Status date: April 1, 2025
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Data sheets: [TCDS A23CE](https://openairdocs.org/tcds/A23CE)
- Certificate PDF: https://openairdocs.org/files/sha256/48/76/4876f1e6a56f12d7c3982e7179c1889f60eb37e562f2ad1ef7d8d2521d00b35c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118358161220250804173245.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00733CH

## ADs that name it (0)

None.

## Approved models (2)

- Textron Aviation Inc. 58P ([TCDS A23CE](https://openairdocs.org/tcds/A23CE))
- Textron Aviation Inc. 58TC ([TCDS A23CE](https://openairdocs.org/tcds/A23CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

SA00733CH Acron Aviation, Inc.

5353 52nd Street South East Grand Rapids, MI 49512-9704 Part 23 the Federal Aviation Regulations A23CE Textron Aviation Inc.

58P, 58TC Installation of SkyWatch Model SKY497 Traffic Advisory System (TAS) in accordance with Goodrich Drawing List 497-00, Rev. B, dated November 17, 1997, or later FAA approved revision.

1. Compatibility of this design change with previously approved modifications must be determined by the installer.

2. Airplane Flight Manual Supplement, Drawing No. 497-01, Rev. A, FAA approved August 20, 1997, or later FAA approved revision, is required onboard for operation of the modified aircraft.

3. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

May 13, 1997 August 20, 1997 February 23, 1998 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 2 February 13, 2002; February 17, 2004;

December 12, 2022; April 1, 2025

SA00733CH 2

## Every issue (3)

- April 1, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/48/76/4876f1e6a56f12d7c3982e7179c1889f60eb37e562f2ad1ef7d8d2521d00b35c)
- December 12, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/c3/2e/c32e0125bf48541ebc3a108c5af654cc9e66205923d6e182c4a35a890165b271)
- February 17, 2004: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/b5/e9/b5e9c912d65fa3ab2ec7e9765a804ae214323b52d864dd765d72f82af89c2725)

---
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.