STC SH8591SW
FAA DRS lists SH8591SW as Current · Reissued, held by Texas Aviation Services, for Bell Helicopter Textron A Division of Textron Canada 222, Bell Helicopter Textron A Division of Textron Canada 222B, and Bell Helicopter Textron A Division of Textron Canada 222U, and 1 more aircraft configuration. Recorded change: Installation of a Bendix King KLN 90 GPS navigation system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SH8591SW 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: Bell Helicopter Textron A Division of Textron Canada 222, Bell Helicopter Textron A Division of Textron Canada 222B, and Bell Helicopter Textron A Division of Textron Canada 222U, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
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Related avionics STCs
Installation of Dual Universal avionics system Corp UNS-1K flight management systems. Data pertaining to this modification are considered inadequate for duplication in other aircraft of this model. This approval is limited to one aircraft only, installation made in Gulfstream Model G-1159A airplane bearing serial number 304.
FAA holder: GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services
Installation of Dual Universal Avionics System UNS-1K flight management systems with Dual Integral Global Positioning System Sensors.
FAA holder: GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services
Installation of Century automatic flight system, Model AK952 consisting of a Century 2010/2030/2031/2050/2051 autopilot.
FAA holder: Century Flight Systems Inc
Installation of single or dual Global GNS-500A VLF/Omega navigation system and optional Global NDB-2 navigation data bank.
FAA holder: GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services