# STC ST742CH-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Duncan Aviation Inc, United States
- Description: Installation of the Universal Avionics Corp UL-600 unilink system.
- Applied: April 16, 1998
- Status date: September 24, 2008
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A50NM](https://openairdocs.org/tcds/A50NM)
- Certificate PDF: https://openairdocs.org/files/sha256/f2/29/f2292e5f7c24f4164c4a3db6da738ea33ae13b3f90f1d874d5a8d7e2d3642a35
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A09E6CA9855A80E18625794F006EBC6C.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST742CH-D

## ADs that name it (0)

None.

## Approved models (1)

- Dassault Aviation FALCON 2000 ([TCDS A50NM](https://openairdocs.org/tcds/A50NM))

## 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.

Part 25 of the Federal Aviation Regulations.

Original Product--Type Certificate Number

Installation of the Universal Avionics Corporation UL-600 Unilink System in accordance with Kal-Aero Drawing List KA9804-20R, Revision A, dated May 12, 1998, or later FAA approved revision.

1. FAA approved Airplane Flight Manual Supplement, KA9804-24R, Revision , dated May 8, 1998, FAA approved May 15, 1998, or later FAA approved revision is required.

2. Compatibility of this design change with previously appr oved modifications must be determined by the installer.

3. A copy of this Certificate and Flight Manual Supplement must be maintained as part of the permanent records of the modified aircraft.

4. 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.

Duncan Aviation Inc.

3701 Aviation Rd.

Lincoln, NE 68524 A50NM Make : Dassault Aviation Model : Falcon 2000 Date of application : April 16, 1998

Date of issuance : May 15, 1998 Date reissued : February 4, 1999, September 24, 2008

Original signed by Steve Simpson

( Signature) Steven K. Simpson DAS Administrator, DAS-501013-CE Duncan Aviation, Lincoln, Nebraska

( Title)

FAA FORM 8110-2-1(10-69) PAGE 2 of 2 PAGES

Transfer the ownership of Supplemental Type Certificate Number

to (Name of transferee)

(Address of transferee) (Number and street)

(City, State, and Zip code)

from (Name of grantor) (Print or type)

(Address of grantor) (Number and street)

(City, State, and Zip code)

Signature of grantor (In ink):

## Every issue (1)

- September 24, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f2/29/f2292e5f7c24f4164c4a3db6da738ea33ae13b3f90f1d874d5a8d7e2d3642a35)

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