STC ST04266AT

FAA DRS lists ST04266AT as Current · Reissued, held by LB Aircraft Engineering, LLC, for Boeing 737-300 Series, Boeing 737-400 Series, and Boeing 737-500 Series. Recorded change: Installation of Universal Avionics UNILINK-801 data Link system (TSO-C16, DO-178B level D). Snapshot dated June 30, 2026.

FAA-listed holder

LB Aircraft Engineering, LLC

Aircraft configurations

FAA revision date

July 18, 2023

FAA status

Current · Reissued

Recorded modification

What the FAA record covers

ST04266AT identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Boeing 737-300 Series, Boeing 737-400 Series, and Boeing 737-500 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-300 SeriesA16WE Boeing 737-400 SeriesA16WE Boeing 737-500 SeriesA16WE

Buyer checks

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ST01840CHAvionicsRevised Nov 19, 2004

Installation of a Honeywell Mark VIII Enhanced Ground Proximity Warning System with terrain display. Limited to installation on 560, serial numbers 560-0001 through 560-0259.

FAA holder: Premier Air Center Inc

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ST02074CHAvionicsRevised Nov 18, 2004

Installation of Innovative Solutions & Support (IS&S) dual Air Data Display Units (ADDU) and single Analog Interface Unit (AIU).

FAA holder: Elliott Aviation Technical Products

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SA01477SEAvionicsRevised Nov 16, 2004

Installation of the Garmin G1000 integrated avionics system in accordance with Garmin AT Master Data List, 005-C0229-00, Revision B, or later FAA approved revision.

FAA holder: Garmin AT Inc.

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ST02981ATAvionicsRevised Nov 15, 2004

Installation of a Honeywell GNS/XLS Enhanced Flight Management System (FMS) in accordance with Chippewa Aerospace Master Drawing List (MDL) D8-3461-0001, Revision IR, dated 03/10/04, or later FAA approved revision.

FAA holder: Chippewa Aerospace, Inc.

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What the FAA record covers

Aircraft named in FAA DRS

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Related avionics STCs

Installation of a Honeywell Mark VIII Enhanced Ground Proximity Warning System with terrain display. Limited to installation on 560, serial numbers 560-0001 through 560-0259.

Installation of Innovative Solutions & Support (IS&S) dual Air Data Display Units (ADDU) and single Analog Interface Unit (AIU).

Installation of the Garmin G1000 integrated avionics system in accordance with Garmin AT Master Data List, 005-C0229-00, Revision B, or later FAA approved revision.

Installation of a Honeywell GNS/XLS Enhanced Flight Management System (FMS) in accordance with Chippewa Aerospace Master Drawing List (MDL) D8-3461-0001, Revision IR, dated 03/10/04, or later FAA approved revision.