STC ST03912NY
FAA DRS lists ST03912NY as Current · Issued, held by CESSNA Duesseldorf Citation Service, for Textron Aviation 550. Recorded change: Upgrade of the GNS-XLS Single or Dual Fight Management System (FMS) to attain P-RNAV capability at RNP10, RNP4 and RNP1. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Upgrade of the GNS-XLS Single or Dual Fight Management System (FMS) to attain P-RNAV capability at RNP10, RNP4 and RNP1.
ST03912NY 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: Textron Aviation 550. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Textron Aviation 550 model, serial range, and configuration?
- 02Which part numbers, software versions, interfaces, and manual changes apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related avionics STCs
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Installation of an L3 Communications GH-3100 Electronic Standby Instrument System (ESIS) and Optional Emergency Bus.
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Installation of a single UNS-1Fw/Lw Flight Management System (FMS) with embedded Wide Area Augmentation System and a Universal LP/LPV Monitor in accordance with ProStar Installation Data List (IDL) No. 20819-IDL-01, Revision E, dated 4 Feburary 2011, or later FAA-approved revisions.
FAA holder: Pro Star Aviation, LLC