# STC ST602CH-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Duncan Aviation Inc, United States
- Description: Installation of dual Universal Navigation Corporation UNS-1D flight management systems, with software version (SCN) 601.x, for enroute and terminal operation, GPS non-precision approach, and GPS primary use oceanic/remote operation.
- Applied: May 15, 1997
- Status date: September 22, 2008
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A46EU](https://openairdocs.org/tcds/A46EU)
- Certificate PDF: https://openairdocs.org/files/sha256/22/37/22374ad5f2fcf81f188c6f55f457e9dcda09866cc230e52a1e0e19c3b9471a3b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DA818B511A2905DA8625794F0068F1B9.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST602CH-D

## ADs that name it (0)

None.

## Approved models (1)

- Dassault Aviation Mystere-Falcon 50 ([TCDS A46EU](https://openairdocs.org/tcds/A46EU))

## 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.

Installation of dual Universal Navigation Corporation UNS-1D Flight management Systems, with software version (SCN) 603.x for enroute and terminal operation, GPS non-precision approach, and GPS Primary use oceanic/remote operation in accordance with Kal-Aero Master Drawing List KA9705-27R, revision C, dated March 25, 1999, or later FAA approved revision.

1. FAA approved Airplane Flight Manua l Supplement, KA9705-31R, Revision B, dated March 31, 1999, FAA approved May 20, 1999, or later FAA approved revision is required.

2. FAA approved Maintenance Manua l Supplement, KA9705-32R, Revision , dated May 15, 1996, FAA approved June 20, 1997, or later FAA approved revision is required

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

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

5. 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 A46EU Make : Dassault-Aviation Model : Mystere-Falcon 50 Date of application : May 15, 1997

Date of issuance : June 24, 1997 Date reissued : February 3, 1999, July 23, 1999 September 22, 2008 Date amended : May 20, 1999

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 22, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/22/37/22374ad5f2fcf81f188c6f55f457e9dcda09866cc230e52a1e0e19c3b9471a3b)

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