# STC ST180CH

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Acron Aviation Inc., United States
- Description: Installation of TCAS I.
- Applied: November 1, 1993
- Status date: April 1, 2025
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A16SW](https://openairdocs.org/tcds/A16SW)
- Certificate PDF: https://openairdocs.org/files/sha256/75/38/753839ab15e15ec398202e68d77278d8e0cde495e91af110830acb9f0b5b5969
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100164498120250806162925.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST180CH

## ADs that name it (0)

None.

## Approved models (2)

- Textron Aviation Inc. 400 ([TCDS A16SW](https://openairdocs.org/tcds/A16SW))
- Textron Aviation Inc. MU-300-10 ([TCDS A16SW](https://openairdocs.org/tcds/A16SW))

## 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.

ST180CH Acron Aviation, Inc.

5353 52nd Street South East Grand Rapids, MI 49512-9704 Part 25 the Federal Aviation Regulations A16SW Textron Aviation Inc.

MU-300-10, 400 Installation of TCAS I in accordance with Drawing List A8249, Rev. -, dated November 1, 1993, or later FAA approved revisions.

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

2. FAA Approved Airplane Flight Manual Supplement dated March 22, 1994, or later FAA Approved revision is required.

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.

November 1, 1993 March 22, 1994 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 2 October 10, 1997; February 13, 2002;

February 17, 2004; December 12, 2022; April 1, 2025

ST180CH 2

## Every issue (2)

- April 1, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/75/38/753839ab15e15ec398202e68d77278d8e0cde495e91af110830acb9f0b5b5969)
- December 12, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/be/9e/be9e416dfc1c9710854aaa81470e6721956027a7466c358911bec9be313e875b)

---
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.