# STCs approved for this model: Textron 525 A list on [Textron 525](https://openairdocs.org/model/textron-525.md). Current certificates first. Page 1 of 3 · 136 STCs - [STC SA00024IB](https://openairdocs.org/stc/SA00024IB.md): Installation of S/W 6.71 updated Garmin GTN6/750 or alternatively GTN6/750Xi navigation instruments, with Garmin Flight Stream 510 Bluetooth in accordance with Avionik Straubing · Avionik Straubing Entwicklungs GmbH - [STC SA00076IB](https://openairdocs.org/stc/SA00076IB.md): Installation of Photo luminescent Safety Systems · STG AEROSPACE GERMANY GmbH - [STC SA00093IB](https://openairdocs.org/stc/SA00093IB.md): Installation of the provisions for wireless connection of a PED/EFB to Garmin G3000 avionics via Garmin FS-510 · CESSNA DUESSELDORF CITATION - [STC SA00120IB](https://openairdocs.org/stc/SA00120IB.md): Installation of the Universal Kapture Cockpit Voice Recorder (CVR) with Recorder Independent Power Supply (RIPS) · Avmax Aviation Services Inc. - [STC SA00161BO (1 OF 3)](https://openairdocs.org/stc/SA00161BO%20(1%20OF%203).md): Installation of Avidyne Corporation FlightMax 700-00007-() EX500 Multi-Function Display. · Avidyne Corporation - [STC SA00209IB](https://openairdocs.org/stc/SA00209IB.md): Installation of Single Garmin GTN 725(Xi)/GTN 750 (Xi) Unit and optional Garmin Flight Stream FS 510 · AVIONIK STRAUBING ENTWICKLUNGS GmbH - [STC SA00243BO (3 OF 5)](https://openairdocs.org/stc/SA00243BO%20(3%20OF%205).md): 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). · Icarus Avionics, LLC - [STC SA00269BO](https://openairdocs.org/stc/SA00269BO.md): Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-() consisting of Avidyne Processor P/N 700-00033-000-(), Sensor Systems Inc. Antenna P/N S72-1715-1 with doubler plate P/N S72-171530-1, and Avidyne Mounting Tray P/N 700-00034-000. · Avidyne Corporation - [STC SA00279LA](https://openairdocs.org/stc/SA00279LA.md): Installation of Ameri-King AK-950 Global Positioning System Navigation Switching/Annunciator Panel and Associated Equipment · Ameri-King Corporation - [STC SA00281BO](https://openairdocs.org/stc/SA00281BO.md): Installation of Avidyne Corporation MLX770 MultiLink Broadcast Transceiver P/N 700-00163-(), Sensor Systems Inc. Antenna P/N S67-1575-109, or equivalent, and optional Avidyne Mounting Tray P/N 700-00165-000 · Avidyne Corporation - [STC SA00290BO](https://openairdocs.org/stc/SA00290BO.md): Installation of Avidyne Corporation Part Number 700-00167-XXX Multi-Function Display and Mounting Tray Assembly Part Number 700-00168-XXX · Avidyne Corporation - [STC SA00343BO](https://openairdocs.org/stc/SA00343BO.md): Installation of a single configuration or a dual configuration Avidyne Corporation Integrated Flight Display, Model IFD540 loaded with Release 10.0 software (or later FAA approved release) · Avidyne Corporation - [STC SA00352BO PAGE 1](https://openairdocs.org/stc/SA00352BO%20PAGE%201.md): Installation of an Avidyne Corporation Mode A/C/S Transponder with ADS-B Out capability, Model AXP340 loaded with Version 3.13 software (or later FAA approved version), · Avidyne Corporation - [STC SA00373DE](https://openairdocs.org/stc/SA00373DE.md): Installation of Honeywell TCAS 2000 System and Mode S Transponders. · Kings Avionics Inc. - [STC SA00403DE](https://openairdocs.org/stc/SA00403DE.md): Installation of Puritan Bennett Sweep On 2000 Crew Oxygen Masks. · West Star Aviation - [STC SA00664AT](https://openairdocs.org/stc/SA00664AT.md): Installation of a Bendix/King CAS 66A traffic alert and collision avoidance system. · Carpenter Avionics, Inc - [STC SA00709LA](https://openairdocs.org/stc/SA00709LA.md): Installation of control wheel. Includes provisions only for a push-to-talk (PTT) switch. Separate FAA approval of PTT switch is required. · Trevor Burward-Hoy - [STC SA00765DE](https://openairdocs.org/stc/SA00765DE.md): Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensor · Peregrine - [STC SA00797DE](https://openairdocs.org/stc/SA00797DE.md): Installation of Teledyne Battery Products P/N 7638-44T Lead-Acid Battery · Teledyne Battery Products - [STC SA00848WI-D](https://openairdocs.org/stc/SA00848WI-D.md): Installation of Collins Pro Line 21 Avionics system. · Textron Aviation Inc - [STC SA00894WI](https://openairdocs.org/stc/SA00894WI.md): Installation of Honeywell CAS 67A TCAS II system. · Duncan Aviation, Inc - [STC SA00907WI-D](https://openairdocs.org/stc/SA00907WI-D.md): Modification of a Rockwell Collins, Inc. TCAS II system installation to Change 7.0 or Change 7.1 · Rockwell Collins Inc - [STC SA00959WI](https://openairdocs.org/stc/SA00959WI.md): Installation of SPIRENT Systems Wichita Cabin Information Display System in Cessna Model 525 aircraft. Data required: (1) Spirent Systems Installation Manual, Publication Number 90006-003-011, Revision B, dated April 2, 2001; (2) Spirent Systems Wichita Drawing Number 90006-003-015, Revision IR, FAA Approved Airplane Flight Manual Supplement (AFMS), dated April 12, 2001; or later FAA Approved Revisions to (1) or (2). or, Installation of SPIRENT Systems Wichita Cabin AvVisor Plus Information Display System in Cessna Model 525 aircraft. Data required: (3) Spirent Systems Installation Manual, Publication Number 90007-003-011, Revision C, dated January 9, 2003; (4) Spirent Systems Wichita Drawing Number 90007-003-016, Revision IR, FAA Approved Airplane Flight Manual Supplement (AFMS), dated January 10, 2003; or later FAA Approved Revisions to (3) or (4). · Teledyne Controls - [STC SA00987CH](https://openairdocs.org/stc/SA00987CH.md): Installation of AlliedSignal two tube EFIS-50 on co-pilot's panel with Honeywell FZ500 flight director. · Landmark Aviation - [STC SA01041WI-D](https://openairdocs.org/stc/SA01041WI-D.md): Installation of the Bendix/King KMD 850 Multi-Function Display System with optional Traffic, Terrain and Weather sensors. REQUIRED DATA: 1. Master Drawing List 159-08278-0001, Revision A, dated 12-17-2001; 2. If the KMH 880 is installed, Airplane Flight Manual Supplement 006-00897-0000, Revision -, dated 1-07-2002, or 3. If the KTA 870 is installed, Airplane Flight Manual Supplement 006-00897-0001, Revision -, dated 1-07-2002. Approved for serial numbers 525-0001 through 525-0359. · Textron Aviation Inc - [STC SA01085DE](https://openairdocs.org/stc/SA01085DE.md): Master Drawing List, Doc No. MDL-TXT-001, LinxUs Legacy, Issue IR.1, · Textron Aviation Inc - [STC SA01085LA](https://openairdocs.org/stc/SA01085LA.md): Installation of the VNS 1000 Voice Navigation System. · VNS Incorporated - [STC SA01093SE](https://openairdocs.org/stc/SA01093SE.md): Installation and inspection of emergency medical stretcher and base, and oxygen system. · LifePort LLC - [STC SA01203LA](https://openairdocs.org/stc/SA01203LA.md): Installation of Teledyne Battery Products G-6381ES sealed lead-acid battery. · Teledyne Battery Products - [STC SA01229SE PAGE 1](https://openairdocs.org/stc/SA01229SE%20PAGE%201.md): Installation of GNS 480 (CNX80) GPS WAAS Navigator with integrated VHF Navigation and Communication radios · Garmin International Inc - [STC SA01251WI](https://openairdocs.org/stc/SA01251WI.md): Installation of replacement foam seat cushions for cabin seat locations in the Cessna Model 525 Aircraft. The data required is provided in Document List No. 10058300, Rev. A, dated May 28, 2004 or later FAA approved revision. · Duncan Aviation Inc - [STC SA01282WI](https://openairdocs.org/stc/SA01282WI.md): Installation of replacement seat cushions. · Aviation Consulting and Engineering Solutions Inc. - [STC SA01306WI-D](https://openairdocs.org/stc/SA01306WI-D.md): 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. · Rockwell Collins Inc - [STC SA01313WI-D](https://openairdocs.org/stc/SA01313WI-D.md): 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. · Rockwell Collins Inc - [STC SA01336WI-D](https://openairdocs.org/stc/SA01336WI-D.md): Modification of a Collins CDU-2000/3000 Control Display Unit(s) installation · Rockwell Collins Inc - [STC SA01394CH-D](https://openairdocs.org/stc/SA01394CH-D.md): Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · ElectroSonics - [STC SA01430WI-D](https://openairdocs.org/stc/SA01430WI-D.md): Modification of a Rockwell Collins, Inc. Data Base Unit (DBU) · Rockwell Collins Inc - [STC SA01434WI-D](https://openairdocs.org/stc/SA01434WI-D.md): Modification of a Rockwell Collins, Inc. Global Positioning System (GPS) installation · Rockwell Collins Inc - [STC SA01453WI-D](https://openairdocs.org/stc/SA01453WI-D.md): Modification of a Collins Flight Management System, type FMS-3000 Installation in Part 23 Aircraft · Rockwell Collins Inc - [STC SA01472WI-D](https://openairdocs.org/stc/SA01472WI-D.md): Modification of a Rockwell Collins Weather Radar System installation · Rockwell Collins Inc - [STC SA01473SE (2 OF 5)](https://openairdocs.org/stc/SA01473SE%20(2%20OF%205).md): Installation of a GTX 32 (mode C), GTX 33 (mode S), or GTX 33D (mode S with diversity) Remote Transponde · Garmin AT Inc. - [STC SA014772WI-D](https://openairdocs.org/stc/SA014772WI-D.md): Modification of a Rockwell Collins Weather Radar System installation · Rockwell Collins Inc - [STC SA01487SE (2 OF 5)](https://openairdocs.org/stc/SA01487SE%20(2%20OF%205).md): Installation of a GDL 69 or GDL 69A XM Satellite Receiver in accordance with Garmin Supplemental Type Certificate Master Data List, P/N 005-C0217-00, Revision A, dated December 20, 2004, or later FAA approved revision. · Garmin AT Inc. - [STC SA01487SE (5 OF 5](https://openairdocs.org/stc/SA01487SE%20(5%20OF%205.md): Installation of a GDL 69 or GDL 69A XM Satellite Receiver in accordance with Garmin Supplemental Type Certificate Master Data List, P/N 005-C0217-00, Revision A, dated December 20, 2004, or later FAA approved revision. · Garmin AT Inc. - [STC SA01487SE-D](https://openairdocs.org/stc/SA01487SE-D.md): Installation of a GDL 69 or GDL 69A XM Satellite Receiver · Garmin International Inc - [STC SA01519WI](https://openairdocs.org/stc/SA01519WI.md): Installation of the Lufthansa Trainer with Observer Seat / 3rd Audio / Extended Range Comm · Textron Aviation Inc - [STC SA015444WI-D](https://openairdocs.org/stc/SA015444WI-D.md): Modification of a Rockwell Collins, Inc. AFD-3010 and AFD-3010E Adaptive Flight Display Installation in Part 23 Aircraft. · Rockwell Collins Inc - [STC SA01544WI-D](https://openairdocs.org/stc/SA01544WI-D.md): Modification of a Rockwell Collins Inc AFD-3010 and AFD-3010E Adaptive Flight Installation in Part 23 Aircraft · Rockwell Collins Inc - [STC SA01563WI-D](https://openairdocs.org/stc/SA01563WI-D.md): Modification of a Rockwell Collins, Inc. RAC-870 Radio Altimeter Converter installation. · Rockwell Collins Inc - [STC SA01594WI-D](https://openairdocs.org/stc/SA01594WI-D.md): Installation of the Garmin G1000 Integrated Avionics System and GFC 700 Automatic Flight Control System including Group Airworthiness Approval for Reduced Vertical Separation Minimum (RVSM) · Textron Aviation Inc Next page: https://openairdocs.org/model/textron-525/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT s.stc_number, s.description, s.holder, s.status, s.status_date FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE model_key = '525') ORDER BY s.status = 'Current' DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/model/textron-525/stcs --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.