# STC SR268CH

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Acron Aviation Inc., United States
- Description: Installation of BFG FlightSystems TCAS I (Model TCAS-791/A).
- Applied: October 11, 1994
- Status date: April 1, 2025
- Product: Aircraft, Rotorcraft
- Certification basis: Part 29
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE)
- Certificate PDF: https://openairdocs.org/files/sha256/ea/14/ea145f1704fe975c9a005e6d736dd08ce8118ebdae3e2620c69622ec07823493
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155042655920250805142032.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR268CH

## ADs that name it (0)

None.

## Approved models (3)

- Sikorsky Aircraft Corporation S-76A ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))
- Sikorsky Aircraft Corporation S-76B ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))
- Sikorsky Aircraft Corporation S-76C ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))

## 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.

SR268CH Acron Aviation, Inc.

5353 52nd Street South East Grand Rapids, MI 49512-9704 Part 29 the Federal Aviation Regulations H1NE Sikorsky Aircraft Corporation S-76A; S-76B; S-76C Installation of Goodrich Avionics Systems TCAS I (Model TCAS-791/A) in accordance with Top Drawing ESS76-0272-01, Rev. 5, March 15, 1996, or later FAA approved revisions.

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

2. FAA Approved Rotorcraft Flight Manual Supplement, dated April 18, 1996, 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.

October 11, 1994 November 15, 1994 April 18, 1996 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 2 July 15, 1998; August 04, 1998; February 13, 2002;

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

SR268CH 2

## Every issue (2)

- April 1, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ea/14/ea145f1704fe975c9a005e6d736dd08ce8118ebdae3e2620c69622ec07823493)
- December 12, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/5a/b4/5ab475d79525f33207d4b4e2a48359ad90eda3aef11f6d30247cd6210bf51983)

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