# STC ST09473AC-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Aviation Systems Standards, Aircraft Maintenance and Engineering Division AVN-300, United States
- Description: Installation of Corporate Avionics configuration.
- Applied: March 19, 2003
- Status date: October 14, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3EU](https://openairdocs.org/tcds/A3EU)
- Certificate PDF: https://openairdocs.org/files/sha256/ea/3a/ea3a2fe4118d87142e13c8c066451dc604dd793b4167cc5f49df3d8fba473f31
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/67402E1BC1EE6950862576B7007A9FA1.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST09473AC-D

## ADs that name it (0)

None.

## Approved models (3)

- Hawker Beechcraft Corporation BAe.125 Series 800A ([TCDS A3EU](https://openairdocs.org/tcds/A3EU))
- Hawker Beechcraft Corporation BAe.125 Series 800A (C-29A) ([TCDS A3EU](https://openairdocs.org/tcds/A3EU))
- Hawker Beechcraft Corporation BAe.125 Series 800A (U-125) ([TCDS A3EU](https://openairdocs.org/tcds/A3EU))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST09473AC-D This certificate issued to: Aviation System Standards Aircraft Maintenance and Engineering Division, AVN-300 6500 S. MacArthur Boulevard Oklahoma City, OK 73169 Part 25 of the Federal Aviation Regulations.

Original Product - Type Certificate Number: ABEU Make: Hawker Beechcraft Corp.

Model: BAe. 125 Series 800A Description of Type Design Change:

Installation of Corporate Avionics Configuration. This alteration is to be made in accordance with data list D09473, dated October 13, 2009, or later approved FAA (ODA) revision. Amendment 1 adds altitude switching to meet RVSM requirements. Amendment 2 adds a note to AFM Supplement regarding applicability of AFM limitations associated with equipment removed. Amendment 3 installs dual Mode S transponders for S/N 258134 (N96) only.

FAA approved airplane flight manual supplement, "Corporate Avionics Configuration Restored," dated October 9, 2009, or later approved FAA (ODA) revision, is required. Compatibility of the alteration with other approved alterations is to be determined by the installer.

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.

This certificate and the supporting data which is the basis for approval shall remain in effect until surrendered, suspended, revoked, or a termination date is otherwise established by the Administrator of the Federal Aviation Administration , Date of Application: March 19, 2003 Date Reissued:

Date of Issuance: October 15, 2003 Date Amended: May 6, 2004, July 8,2004, October 14,2009 By Direction of the Administrator TOMINISTRA ODA Administrator (Signature) (Title)

## Every issue (1)

- October 14, 2009: Amended, Current. [certificate](https://openairdocs.org/files/sha256/ea/3a/ea3a2fe4118d87142e13c8c066451dc604dd793b4167cc5f49df3d8fba473f31)

---
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.