# STC ST443CH-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Duncan Aviation Inc, United States
- Description: Installation of a AlliedSignal/Bendix King KLN-90B GPS system for enroute and terminal operation, GPS non-precision approach.
- Applied: February 18, 1997
- Status date: September 16, 2008
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A22CE](https://openairdocs.org/tcds/A22CE)
- Certificate PDF: https://openairdocs.org/files/sha256/a3/8a/a38a40d3fca162cf656b0965ebc3ffe16f8d9675fc1556723ff28ff2bffee640
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A96CF4BF22201A2C8625794F0064F316.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST443CH-D

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company 560 ([TCDS A22CE](https://openairdocs.org/tcds/A22CE))

## 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. See Type Certificate Data Sheet A22CE for complete Certification Basis.

Installation of a AlliedSignal/Bendix King KLN-90B GPS system for enroute and terminal operation, and GPS non-precision approach, in accordance with Kal-Aero Drawing List KA9611-03R, Revision , dated November 8, 1996, or later FAA approved revision.

1. FAA approved Airplane Flight Manual Supplement, KA9611-07R, Revision , dated November 8, 1996, FAA approved July 14, 1997, or later FAA approved revision is required.

2. FAA approved Maintenance Manua l Supplement, KA9611-08R, Revision , dated August 7, 1996, FAA approved April 19, 1997, or later FAA approved revision is required.

3. Compatibility of this design change w ith previously approved modifications must be determined by the installer.

4. A copy of this Certificate, Maintenance Manual Supplement, a nd 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 A22CE Make : Cessna Model : 560 Date of application : February 18, 1997

Date of issuance : July 14, 1997 Date reissued : February 16, 1999, July 30, 1999 September 16, 2008 Date amended :

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 16, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/a3/8a/a38a40d3fca162cf656b0965ebc3ffe16f8d9675fc1556723ff28ff2bffee640)

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