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FAA STC category

Avionics STCs

Navigation, surveillance, display, autopilot, radar, and other approved avionics changes. This directory contains 3,609 selected records listed with status Current in the June 30, 2026 FAA DRS snapshot and links every entry to its source.

Showing 841–960 of 3,609Page 8 of 31
ST04219ATAvionics

Version 7.1 Software upgrade of the Aviation Communication & Surveillance Systems (ACSS) TCAS II, Model TCAS 2000, P/N 7517900-10020 (Configuration 1) or Model T2CAS, P/N 9000000-11414 (Configuration 2). This upgrade allows for the installation of Configuration 1 TCAS II. The installation also includes a Mode S ATC Transponder System with ADS-B Out, Model XS-950, P/N 7517800- 10400.

FAA holder: Aviation Communication and Surveillance Systems (ACSS) LLC

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ST11051SCAvionics

Upgrade of pilot and co-pilot electromechanical flight instruments (ADI and HSI) to Rogerson Kratos EFIS 520, electronic flight instrument system (EFIS) in accordance with Compliance Data List DL1769M00, Revision IR, dated December 20, 2011 or later FAA approved revision. Airplane Flight Manual Supplement 9967-0062, Revision IR, dated December 20, 2011 or later FAA approved revision, and Instructions for Continued Airworthiness 1769R33C02, Revision A, dated August 1, 2011 or later FAA accepted revision must be made available to the operator at the time of installation.

FAA holder: VT DRB Aviation Consultants

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