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Avionics

STC ST00743CH-D

FAA DRS lists ST00743CH-D as Current · Reissued, held by Duncan Aviation Inc, for Cessna Aircraft 550, Cessna Aircraft 560, and Cessna Aircraft S550. Recorded change: Installation of a single UNS-1Msp Flight Management System on EFIS equipped aircraft. Snapshot dated June 30, 2026.

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FAA-listed holder
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST00743CH-D 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: Cessna Aircraft 550, Cessna Aircraft 560, and Cessna Aircraft S550. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
ST00743CH-D
Product
Aircraft · Small Multi-Engine
Country
United States
Application date
July 13, 1998
Revision date
September 15, 2008
CFR references
Part 21, Part 25