Aircraft STC directory

Cessna Aircraft 525B STCs

The cited FAA DRS record snapshots contain 19 selected supplemental type certificates with status Current whose public applicability data names the Cessna Aircraft 525B. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

19

listed Current at snapshot

7

holder directories

4

modification categories

Oct 7, 2026

latest recorded revision

Modification demand surface

Avionics9 Other aircraft modifications8 Cargo and special mission1 Aircraft connectivity1

Recorded holders

Rockwell Collins Inc12 Rosen Sunvisor Systems LLC2 SMR Technologies Inc1 Spectrum Aeromed LLC dba Spectrum Aeromed1 Duncan Aviation Inc1 Icarus Avionics, LLC1 Universal Avionics Systems Corp1

Recently revised 525B STCs

Showing the 19 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

ST01305WI-DAvionicsRevised Oct 7, 2026

Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision.

FAA holder: Rockwell Collins Inc

SA01903CHOther aircraft modificationsRevised Mar 19, 2019

Replacement of certain Goodrich pneumatic deicer boots.

FAA holder: SMR Technologies Inc

SA03241CHCargo and special missionRevised Feb 28, 2019

Install air ambulance conversion.

FAA holder: Spectrum Aeromed LLC dba Spectrum Aeromed

SA01430WI-DOther aircraft modificationsRevised Jan 8, 2014

Modification of a Rockwell Collins, Inc. Data Base Unit (DBU).

FAA holder: Rockwell Collins Inc

SA01717WIAircraft connectivityRevised Aug 9, 2013

Installation of an Aircell High Speed Internet System (AHSI) with Wireless Local Area Network (WLAN) and Axxess II Iridium Phone System in Cessna 525A airplanes and activation of Wireless Local Area Network on Cessna 525B airplanes.

FAA holder: Duncan Aviation Inc

SA01434WI-DAvionicsRevised Nov 6, 2012

Modification of a Rockwell Collins, Inc. Global Positioning System (GPS) installation.

FAA holder: Rockwell Collins Inc

SA01676WIOther aircraft modificationsRevised Aug 1, 2012

Modification of a Rockwell Collins, Inc. File Server Unit (FSU).

FAA holder: Rockwell Collins Inc

SA00907WI-DOther aircraft modificationsRevised May 7, 2012

Modification of a Rockwell Collins, Inc. TCAS II system installation to Change 7.0 or Change 7.1.

FAA holder: Rockwell Collins Inc

SA01472WI-DAvionicsRevised Oct 14, 2011

Modification of a Rockwell Collins Weather Radar System installation.

FAA holder: Rockwell Collins Inc

SA01636WI-DOther aircraft modificationsRevised Jul 27, 2011

Modification of Rockwell Collins, Inc. VHF-4000 and VHF-4000E installations.

FAA holder: Rockwell Collins Inc

SA00243BO (3 OF 5)AvionicsRevised Jul 21, 2011

Installation of Centurion Consulting, Inc. GPS Steering Assist Module (SAM) with roll steering (p/n 0025-5100), or without roll steering (p/n 0025-5200).

FAA holder: Icarus Avionics, LLC

SA02347LAAvionicsRevised Mar 2, 2011

Installation of Universal Avionics Solid State Data Transfer Unit (SSDTU), P/N 1408-( ), operating software SCN 10.X, in accordance with FAA Approved UASC Master Drawing List, Document No. MDL-2010-1001, Revision 03 , dated 28 January 2011, or later FAA approved revision. The Instructions for Continued Airworthiness (ICA) is called out in the above referenced Master Drawing Lists (MDL).

FAA holder: Universal Avionics Systems Corp

SA015444WI-DAvionicsRevised Feb 11, 2010

Modification of a Rockwell Collins, Inc. AFD-3010 and AFD-3010E Adaptive Flight Display Installation in Part 23 Aircraft.

FAA holder: Rockwell Collins Inc

SA014772WI-DAvionicsRevised Mar 31, 2008

Modification of a Rockwell Collins Weather Radar System installation.

FAA holder: Rockwell Collins Inc

SA01453WI-DAvionicsRevised Sep 25, 2007

Modification of a Collins Flight Management System, type FMS-3000 Installation in Part 23 Aircraft.

FAA holder: Rockwell Collins Inc

ST01645SEOther aircraft modificationsRevised Apr 27, 2006

Cockpit Sun Visor installation.

FAA holder: Rosen Sunvisor Systems LLC

SA2150NMOther aircraft modificationsRevised Mar 28, 2006

Cockpit Sun Visor installation in accordance with FAA approved ROSEN Drawing List Number R500S-00DL, dated August 29, 1983, or later FAA approved revisions.

FAA holder: Rosen Sunvisor Systems LLC

SA01336WI-DAvionicsRevised Aug 4, 2005

Modification of a Collins CDU-2000/3000 Control Display Unit(s) installation.

FAA holder: Rockwell Collins Inc

SA01313WI-DOther aircraft modificationsRevised Jun 28, 2005

Modification of a Collins TVI-920/TVI-920D Vertical Speed/TCAS Indicator installation in accordance with Collins Drawing Index as listed on AML No. SA01313WI-D, Revision -, or later FAA approved revision.

FAA holder: Rockwell Collins Inc