# Textron 525B

- Type: Aircraft model (FAA registry)
- Registry code: 2076619
- Manufacturer (registry): TEXTRON AVIATION INC
- Model: 525B
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 8
- Weight class: 12,500 to 19,999 lb
- Certification: Type certificated
- Data sheet: [TCDS A1WI](https://openairdocs.org/tcds/A1WI) (OpenAirDocs)
- Holder: Textron Aviation Inc.
- Registered aircraft: 243
- Page: https://openairdocs.org/model/textron-525b

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-03-06](https://openairdocs.org/ad/2026-03-06): Vertical Stabilizer Structure, Nacelle/Pylon, Attach Fittings · Textron 525B. Effective Mar 13, 2026
- [AD 2024-15-09](https://openairdocs.org/ad/2024-15-09): Gust Lock/Damper System · Textron 525, 525A and 525B with STC SA03842NY. Effective Oct 22, 2024
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2021-05-17](https://openairdocs.org/ad/2021-05-17): NAVIGATION SYSTEM · Rockwell Collins FDSA-6500, CL-600-2B16 (CL-604), 525B and 7 more. Effective Apr 29, 2021
- [AD 2020-24-06](https://openairdocs.org/ad/2020-24-06): Flight Controls · Textron 525, 525A and 525B with STC SA03842NY. Effective Dec 28, 2020
- [AD 2014-18-01](https://openairdocs.org/ad/2014-18-01): Navigation · Bombardier ATR42-200, ATR42-300, ATR42-320 and 23 more. Effective Oct 14, 2014
- [AD 2008-03-10](https://openairdocs.org/ad/2008-03-10): Lower wing skin structure · Cessna 525, 525A and 525B. Effective Mar 11, 2008
- [AD 2007-23-16](https://openairdocs.org/ad/2007-23-16): Electrical power relay circuit protection kit · Cessna 525B. Effective Dec 19, 2007
- [AD 2005-17-11](https://openairdocs.org/ad/2005-17-11): Fire extinguisher bottles · Cessna 525, 525A and 525B. Effective Oct 7, 2005
- [AD 98-25-02](https://openairdocs.org/ad/98-25-02): Top-mounted Antenna · Bell Helicopter Textron Canada 407, 172, 172A and 243 more. Effective Dec 22, 1998

Historical (superseded or no longer in force):

- [AD 2019-12-09](https://openairdocs.org/ad/2019-12-09) (historical): Navigation · Bombardier CL-600-2B16 (CL-604), Flight Display System Application FDSA-6500, 525B and 13 more. Effective Jul 23, 2019
- [AD 2019-08-13](https://openairdocs.org/ad/2019-08-13) (historical): Flight Controls · Textron 525, 525A and 525B with STC SA03842NY. Effective May 24, 2019

## Information bulletins (advisory) (2)

- [SAIB CE-10-49R1](https://openairdocs.org/saib/CE-10-49R1): Equipment/Furnishings Drain Mast Heater. Issued Jan 5, 2011
- [SAIB CE-10-49](https://openairdocs.org/saib/CE-10-49) (historical): Equipment/Furnishings Drain Mast Heater. Issued Sep 23, 2010

## Registered aircraft (243, first 50)

- [N102CP](https://openairdocs.org/aircraft/N102CP): [Secoda Aviation 2 LLC](https://openairdocs.org/faa-owner/SECODA%20AVIATION%202%20LLC), [Muncy, PA](https://openairdocs.org/faa-place/PA/Muncy), built 2023, S/N 525B0712
- [N103KK](https://openairdocs.org/aircraft/N103KK): [Rf Aviation LLC](https://openairdocs.org/faa-owner/RF%20AVIATION%20LLC), [Midland, TX](https://openairdocs.org/faa-place/TX/Midland), built 2018, S/N 525B0568
- [N108E](https://openairdocs.org/aircraft/N108E): [Lucky Stars LLC](https://openairdocs.org/faa-owner/LUCKY%20STARS%20LLC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 2015, S/N 525B0476
- [N110RF](https://openairdocs.org/aircraft/N110RF): [Gyansys Equipment LLC](https://openairdocs.org/faa-owner/GYANSYS%20EQUIPMENT%20LLC), [Carmel, IN](https://openairdocs.org/faa-place/IN/Carmel), built 2022, S/N 525B0682
- [N117B](https://openairdocs.org/aircraft/N117B): [Evp Systems Aviation LLC](https://openairdocs.org/faa-owner/EVP%20SYSTEMS%20AVIATION%20LLC), [Santa Barbara, CA](https://openairdocs.org/faa-place/CA/Santa%20Barbara), built 2018, S/N 525B0561
- [N1181P](https://openairdocs.org/aircraft/N1181P): [Ci2 Holdings LLC](https://openairdocs.org/faa-owner/CI2%20HOLDINGS%20LLC), [Carrollton, TX](https://openairdocs.org/faa-place/TX/Carrollton), built 2023, S/N 525B0687
- [N11SG](https://openairdocs.org/aircraft/N11SG): [Ok3 Air Leasing LLC](https://openairdocs.org/faa-owner/OK3%20AIR%20LEASING%20LLC), [Heber City, UT](https://openairdocs.org/faa-place/UT/Heber%20City), built 2019, S/N 525B0599
- [N11VH](https://openairdocs.org/aircraft/N11VH): built 2025, S/N 525B0745
- [N121DM](https://openairdocs.org/aircraft/N121DM): [Maisley Aviation LLC](https://openairdocs.org/faa-owner/MAISLEY%20AVIATION%20LLC), [Jasper, OR](https://openairdocs.org/faa-place/OR/Jasper), S/N 525B0500
- [N121TS](https://openairdocs.org/aircraft/N121TS): [Sky King Charters LLC](https://openairdocs.org/faa-owner/SKY%20KING%20CHARTERS%20LLC), [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati), built 2023, S/N 525B0692
- [N125CD](https://openairdocs.org/aircraft/N125CD): [Aero Dynamic Medical LLC](https://openairdocs.org/faa-owner/AERO%20DYNAMIC%20MEDICAL%20LLC), [Pleasant Grove, UT](https://openairdocs.org/faa-place/UT/Pleasant%20Grove), built 2023, S/N 525B0710
- [N129TT](https://openairdocs.org/aircraft/N129TT): [Taun-Taun Transportation LLC](https://openairdocs.org/faa-owner/TAUN-TAUN%20TRANSPORTATION%20LLC), [Healdsburg, CA](https://openairdocs.org/faa-place/CA/Healdsburg), built 2022, S/N 525B0684
- [N13DC](https://openairdocs.org/aircraft/N13DC): [Marketing Strategy LLC](https://openairdocs.org/faa-owner/MARKETING%20STRATEGY%20LLC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 2022, S/N 525B0677
- [N13EC](https://openairdocs.org/aircraft/N13EC): [Textron Aviation Inc](https://openairdocs.org/faa-owner/TEXTRON%20AVIATION%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), S/N 525B0919
- [N145CG](https://openairdocs.org/aircraft/N145CG): [Patrick & Brigitte Alias LLC](https://openairdocs.org/faa-owner/PATRICK%20%26%20BRIGITTE%20ALIAS%20LLC), [Fort Lauderdale, FL](https://openairdocs.org/faa-place/FL/Fort%20Lauderdale), built 2015, S/N 525B-0480
- [N1482P](https://openairdocs.org/aircraft/N1482P): [Burcham Rentals Inc](https://openairdocs.org/faa-owner/BURCHAM%20RENTALS%20INC), [Holts Summit, MO](https://openairdocs.org/faa-place/MO/Holts%20Summit), built 2019, S/N 525B0578
- [N178MP](https://openairdocs.org/aircraft/N178MP): [Airtrust LLC - 6 - Series 6 Trustee](https://openairdocs.org/faa-owner/AIRTRUST%20LLC%20-%206%20-%20SERIES%206%20TRUSTEE), [Sheridan, WY](https://openairdocs.org/faa-place/WY/Sheridan), built 2022, S/N 525B0681
- [N17QC](https://openairdocs.org/aircraft/N17QC): [Oncourse Air LLC](https://openairdocs.org/faa-owner/ONCOURSE%20AIR%20LLC), [Rogers, AR](https://openairdocs.org/faa-place/AR/Rogers), built 2016, S/N 525B0509
- [N181WE](https://openairdocs.org/aircraft/N181WE): [New Pig Corp](https://openairdocs.org/faa-owner/NEW%20PIG%20CORP), [Tipton, PA](https://openairdocs.org/faa-place/PA/Tipton), built 2018, S/N 525B0553
- [N181WS](https://openairdocs.org/aircraft/N181WS): [Sierra Western Aero LLC](https://openairdocs.org/faa-owner/SIERRA%20WESTERN%20AERO%20LLC), [Wentzville, MO](https://openairdocs.org/faa-place/MO/Wentzville), built 2019, S/N 525B0592
- [N1863W](https://openairdocs.org/aircraft/N1863W): [Kansas State University](https://openairdocs.org/faa-owner/KANSAS%20STATE%20UNIVERSITY), [Salina, KS](https://openairdocs.org/faa-place/KS/Salina), built 2025, S/N 525B0749
- [N18K](https://openairdocs.org/aircraft/N18K): [Strata Aviation LLC](https://openairdocs.org/faa-owner/STRATA%20AVIATION%20LLC), [Durham, NC](https://openairdocs.org/faa-place/NC/Durham), built 2023, S/N 525B0689
- [N1933S](https://openairdocs.org/aircraft/N1933S): [Sunflower Sand LLC](https://openairdocs.org/faa-owner/SUNFLOWER%20SAND%20LLC), [Akron, OH](https://openairdocs.org/faa-place/OH/Akron), built 2021, S/N 525B0634
- [N198PP](https://openairdocs.org/aircraft/N198PP): [Awp Aviation LLC](https://openairdocs.org/faa-owner/AWP%20AVIATION%20LLC), [Lewes, DE](https://openairdocs.org/faa-place/DE/Lewes), built 2023, S/N 525B0711
- [N1CE](https://openairdocs.org/aircraft/N1CE): [Moose Ventures LLC](https://openairdocs.org/faa-owner/MOOSE%20VENTURES%20LLC), [Palo Alto, CA](https://openairdocs.org/faa-place/CA/Palo%20Alto), built 2015, S/N 525B0481
- [N1RD](https://openairdocs.org/aircraft/N1RD): [Duncan Aviation Inc](https://openairdocs.org/faa-owner/DUNCAN%20AVIATION%20INC), [Lincoln, NE](https://openairdocs.org/faa-place/NE/Lincoln), built 2019, S/N 525B0586
- [N1UL](https://openairdocs.org/aircraft/N1UL): [Urschelair Leasing LLC](https://openairdocs.org/faa-owner/URSCHELAIR%20LEASING%20LLC), [Chesterton, IN](https://openairdocs.org/faa-place/IN/Chesterton), built 2022, S/N 525B0683
- [N2006M](https://openairdocs.org/aircraft/N2006M): [Tvpx Aircraft Solutions Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20AIRCRAFT%20SOLUTIONS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 2018, S/N 525B0563
- [N211DB](https://openairdocs.org/aircraft/N211DB): [American Aviation Inc](https://openairdocs.org/faa-owner/AMERICAN%20AVIATION%20INC), [Gallatin, TN](https://openairdocs.org/faa-place/TN/Gallatin), built 2017, S/N 525B0533
- [N213PC](https://openairdocs.org/aircraft/N213PC): [Perryman Co](https://openairdocs.org/faa-owner/PERRYMAN%20CO), [Houston, PA](https://openairdocs.org/faa-place/PA/Houston), built 2025, S/N 525B0901
- [N216SC](https://openairdocs.org/aircraft/N216SC): [Gp Aviation LLC](https://openairdocs.org/faa-owner/GP%20AVIATION%20LLC), [Morristown, NJ](https://openairdocs.org/faa-place/NJ/Morristown), built 2025, S/N 525B0746
- [N21VU](https://openairdocs.org/aircraft/N21VU): [Tiara Air II LLC](https://openairdocs.org/faa-owner/TIARA%20AIR%20II%20LLC), [Naples, FL](https://openairdocs.org/faa-place/FL/Naples), built 2017, S/N 525B0529
- [N225DW](https://openairdocs.org/aircraft/N225DW): [Gulf South Management Inc](https://openairdocs.org/faa-owner/GULF%20SOUTH%20MANAGEMENT%20INC), [Destin, FL](https://openairdocs.org/faa-place/FL/Destin), built 2026, S/N 525B0908
- [N225SC](https://openairdocs.org/aircraft/N225SC): [Rhode Jason](https://openairdocs.org/faa-owner/RHODE%20JASON), [Austin, TX](https://openairdocs.org/faa-place/TX/Austin), built 2020, S/N 525B0611
- [N232HC](https://openairdocs.org/aircraft/N232HC): [Tlhmrb LLC](https://openairdocs.org/faa-owner/TLHMRB%20LLC), [Midway, FL](https://openairdocs.org/faa-place/FL/Midway), built 2022, S/N 525B0667
- [N233TJ](https://openairdocs.org/aircraft/N233TJ): [Corsair Two LLC](https://openairdocs.org/faa-owner/CORSAIR%20TWO%20LLC), [Hillsboro, OR](https://openairdocs.org/faa-place/OR/Hillsboro), built 2017, S/N 525B0525
- [N23PS](https://openairdocs.org/aircraft/N23PS): [Rfl Equipment LLC](https://openairdocs.org/faa-owner/RFL%20EQUIPMENT%20LLC), [Colorado Springs, CO](https://openairdocs.org/faa-place/CO/Colorado%20Springs), built 2023, S/N 525B0713
- [N2424J](https://openairdocs.org/aircraft/N2424J): [Stratosphere Asset Management LLC](https://openairdocs.org/faa-owner/STRATOSPHERE%20ASSET%20MANAGEMENT%20LLC), [New Hampton, IA](https://openairdocs.org/faa-place/IA/New%20Hampton), S/N 525B0925
- [N247BG](https://openairdocs.org/aircraft/N247BG): [Cornerstone Air LLC](https://openairdocs.org/faa-owner/CORNERSTONE%20AIR%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2026, S/N 525B0906
- [N248KG](https://openairdocs.org/aircraft/N248KG): [Jetnexa Two LLC](https://openairdocs.org/faa-owner/JETNEXA%20TWO%20LLC), [Gilbert, AZ](https://openairdocs.org/faa-place/AZ/Gilbert), built 2015, S/N 525B0483
- [N248PM](https://openairdocs.org/aircraft/N248PM): [Courtney Inc](https://openairdocs.org/faa-owner/COURTNEY%20INC), [Irvine, CA](https://openairdocs.org/faa-place/CA/Irvine), built 2016, S/N 525B0494
- [N248SE](https://openairdocs.org/aircraft/N248SE): [M7 Leasing LLC](https://openairdocs.org/faa-owner/M7%20LEASING%20LLC), [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle), built 2020, S/N 525B0608
- [N24HN](https://openairdocs.org/aircraft/N24HN): [Lafayette Transit LLC](https://openairdocs.org/faa-owner/LAFAYETTE%20TRANSIT%20LLC), [Danville, KY](https://openairdocs.org/faa-place/KY/Danville), built 2021, S/N 525B0635
- [N24UG](https://openairdocs.org/aircraft/N24UG): [Northern Jet Management Inc](https://openairdocs.org/faa-owner/NORTHERN%20JET%20MANAGEMENT%20INC), [Grand Rapids, MI](https://openairdocs.org/faa-place/MI/Grand%20Rapids), built 2019, S/N 525B0577
- [N262DA](https://openairdocs.org/aircraft/N262DA): [Lr Forage Harvesting LLC](https://openairdocs.org/faa-owner/LR%20FORAGE%20HARVESTING%20LLC), [Energy, TX](https://openairdocs.org/faa-place/TX/Energy), S/N 525B0562
- [N264CE](https://openairdocs.org/aircraft/N264CE): [Fly Invest Inc Trustee](https://openairdocs.org/faa-owner/FLY%20INVEST%20INC%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2019, S/N 525B0584
- [N27CN](https://openairdocs.org/aircraft/N27CN): [Dn525 Capital Holdings LLC](https://openairdocs.org/faa-owner/DN525%20CAPITAL%20HOLDINGS%20LLC), [Plano, TX](https://openairdocs.org/faa-place/TX/Plano), built 2023, S/N 525B0694
- [N27PL](https://openairdocs.org/aircraft/N27PL): [Mwbp Foundation LLC](https://openairdocs.org/faa-owner/MWBP%20FOUNDATION%20LLC), [Tulsa, OK](https://openairdocs.org/faa-place/OK/Tulsa), built 2020, S/N 525B0625
- [N282WB](https://openairdocs.org/aircraft/N282WB): [Right Rudder Inc](https://openairdocs.org/faa-owner/RIGHT%20RUDDER%20INC), [Wilmington, NC](https://openairdocs.org/faa-place/NC/Wilmington), built 2019, S/N 525B0588
- [N287N](https://openairdocs.org/aircraft/N287N): [Nicholas Services LLC](https://openairdocs.org/faa-owner/NICHOLAS%20SERVICES%20LLC), [Oxford, MS](https://openairdocs.org/faa-place/MS/Oxford), built 2020, S/N 525B0610

All 243: https://openairdocs.org/model/textron-525b/aircraft.md

## STCs approved for it (77, first 50)

- [STC SA00076IB](https://openairdocs.org/stc/SA00076IB): Installation of Photo luminescent Safety Systems. STG AEROSPACE GERMANY GmbH
- [STC SA00093IB](https://openairdocs.org/stc/SA00093IB): 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): 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)): Installation of Avidyne Corporation FlightMax 700-00007-( ) EX500 Multi-Function Display.. Avidyne Corporation
- [STC SA00209IB](https://openairdocs.org/stc/SA00209IB): 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)): 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 SA00797DE](https://openairdocs.org/stc/SA00797DE): Installation of Teledyne Battery Products P/N 7638-44T Lead-Acid Battery. Teledyne Battery Products
- [STC SA00907WI-D](https://openairdocs.org/stc/SA00907WI-D): Modification of a Rockwell Collins, Inc. TCAS II system installation to Change 7.0 or Change 7.1. Rockwell Collins Inc
- [STC SA01085DE](https://openairdocs.org/stc/SA01085DE): Master Drawing List, Doc No. MDL-TXT-001, LinxUs Legacy, Issue IR.1,. Textron Aviation Inc
- [STC SA01313WI-D](https://openairdocs.org/stc/SA01313WI-D): 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): Modification of a Collins CDU-2000/3000 Control Display Unit(s) installation. Rockwell Collins Inc
- [STC SA01430WI-D](https://openairdocs.org/stc/SA01430WI-D): Modification of a Rockwell Collins, Inc. Data Base Unit (DBU). Rockwell Collins Inc
- [STC SA01434WI-D](https://openairdocs.org/stc/SA01434WI-D): Modification of a Rockwell Collins, Inc. Global Positioning System (GPS)
installation. Rockwell Collins Inc
- [STC SA01453WI-D](https://openairdocs.org/stc/SA01453WI-D): 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): Modification of a Rockwell Collins Weather Radar System installation. Rockwell Collins Inc
- [STC SA014772WI-D](https://openairdocs.org/stc/SA014772WI-D): Modification of a Rockwell Collins Weather Radar System installation. Rockwell Collins Inc
- [STC SA015444WI-D](https://openairdocs.org/stc/SA015444WI-D): 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): Modification of a Rockwell Collins Inc AFD-3010 and AFD-3010E Adaptive Flight Installation in Part 23 Aircraft. Rockwell Collins Inc
- [STC SA01636WI-D](https://openairdocs.org/stc/SA01636WI-D): Modification of Rockwell Collins, Inc. VHF-4000 and VHF-4000E installations. Rockwell Collins Inc
- [STC SA01676WI](https://openairdocs.org/stc/SA01676WI): Modification of a Rockwell Collins, Inc. File Server Unit (FSU). Rockwell Collins Inc
- [STC SA01684WI](https://openairdocs.org/stc/SA01684WI): Installation of Rockwell Collins, Inc. Aircraft Information Management (AIM) System. Rockwell Collins Inc
- [STC SA01692SE  (PAGE 1 OF 2)](https://openairdocs.org/stc/SA01692SE%20%20(PAGE%201%20OF%202)): Installation of a Garmin GMX 200 Multi-Function Display. Garmin International Inc
- [STC SA01717WI](https://openairdocs.org/stc/SA01717WI): 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.. Duncan Aviation Inc
- [STC SA01755WI](https://openairdocs.org/stc/SA01755WI): Installation of a GPS LEFT/RIGHT Deviation Converter. JETTECH LLC
- [STC SA01806WI](https://openairdocs.org/stc/SA01806WI): Modification of Rockwell Collins TCAS II System Installation with DC powered TCAS Transmitter Receiver Processor. Rockwell Collins Inc
- [STC SA01832WI](https://openairdocs.org/stc/SA01832WI): Installation of the SATCOM Direct Wide body Antenna on the Textron Aviation Model 525B. Delta Engineering Corporation
- [STC SA01846WI](https://openairdocs.org/stc/SA01846WI): Installation of the Satcom Direct LTE Hub on the Textron Aviation Model 525B. Delta Engineering Corporation
- [STC SA01848WI](https://openairdocs.org/stc/SA01848WI): Modification of a Rockwell Collins Global Positioning System (GPS). Rockwell Collins Inc.
- [STC SA01879WI](https://openairdocs.org/stc/SA01879WI): Installation of the Satcom Direct WiFi Hub 2.0 on the Textron Aviation Inc. Model 525B. Delta Engineering Corporation
- [STC SA01903CH](https://openairdocs.org/stc/SA01903CH): Replacement of certain Goodrich pneumatic deicer boots.. SMR Technologies Inc
- [STC SA01990WI](https://openairdocs.org/stc/SA01990WI): Installation of Gogo Biz AVANCE L5 4G ATG System. Textron Aviation Inc
- [STC SA02010WI](https://openairdocs.org/stc/SA02010WI): Installation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD). Mid-Continent Instruments and Avionics
- [STC SA02017WI](https://openairdocs.org/stc/SA02017WI): The Installation of the Parker-Meggitt iPRESS™ System. 3S Certification LLC
- [STC SA02075SE](https://openairdocs.org/stc/SA02075SE): Installation of a Mid-Continent MD835( ) Lithium Ion Battery. Mid-Continent Instrument Co. Inc.
- [STC SA02265SE](https://openairdocs.org/stc/SA02265SE): Installation of a camera housing. Airborne Sensor LLC
- [STC SA02272SE](https://openairdocs.org/stc/SA02272SE): Installation of a Crane Aerospace & Electronics Tire Sensor Assembly. ELDEC Corporation
- [STC SA02279AT](https://openairdocs.org/stc/SA02279AT): Installation of a Boom Beam bulb, starter, and ballast. Whelen Aerospace Technologies
- [STC SA02347LA](https://openairdocs.org/stc/SA02347LA): 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).. Universal Avionics Systems Corp
- [STC SA02658SE (2 OF 2)](https://openairdocs.org/stc/SA02658SE%20(2%20OF%202)): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc.
- [STC SA02677LA](https://openairdocs.org/stc/SA02677LA): Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-700 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC SA02678LA](https://openairdocs.org/stc/SA02678LA): Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-600 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC SA03241CH](https://openairdocs.org/stc/SA03241CH): Install air ambulance conversion. Spectrum Aeromed LLC dba Spectrum Aeromed
- [STC SA03316CH](https://openairdocs.org/stc/SA03316CH): Activation of an 802.11 a/b/g/n WiFi System. Elliott Aviation Technical Products Development Inc.
- [STC SA03584NY](https://openairdocs.org/stc/SA03584NY): Installation of a SatCom Direct Wi-Fi Hub. Delta Engineering Corporation
- [STC SA03842NY](https://openairdocs.org/stc/SA03842NY): Installation of the Tamarack ATLAS Winglets. Tamarack Aerospace Group Inc.
- [STC SA03911NY](https://openairdocs.org/stc/SA03911NY): Installation of a LPV Converter. Avionik Straubing Entwicklungs GmbH
- [STC SA03934NY](https://openairdocs.org/stc/SA03934NY): Installation of Garmin GTN 725. CESSNA Duesseldorf Citation Service
- [STC SA03973NY](https://openairdocs.org/stc/SA03973NY): Replacement of existing TCAS 7.0 by TCAS 7.1. Scandinavian Avionics Design ApS
- [STC SA04015NY](https://openairdocs.org/stc/SA04015NY): Installation of Cabin Entry Step Assembly. Skyway Group Inc
- [STC SA04051CH](https://openairdocs.org/stc/SA04051CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC

All 77: https://openairdocs.org/model/textron-525b/stcs.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA22LA190](https://openairdocs.org/ntsb/ERA22LA190), Apr 17, 2022: Textron 525B (N225SC), Caldwell, NJ, substantial damage. Probable cause: The flight crew’s failure to attain a proper touchdown point during landing, which resulted in an overrun of the runway and collision with terrain.

## FAA accident and incident reports (10)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20251228018589I](https://openairdocs.org/incident/20251228018589I), Dec 28, 2025: Textron Aviation Inc 525B (N701JS), Parkersburg, WV, Minor damage. Parkersburg, WV (pkb): [privacy data omitted], C25B, tmb-pkb, landed runway 21 and struck a bobcat with the nose gear during rollout. Aircraft taxied to the…
- [Incident 20250712008089I](https://openairdocs.org/incident/20250712008089I), Jul 12, 2025: Textron Aviation Inc 525B (N707JS), Eagle, CO, Minor damage. On landing rollout at ege the plane was pulling to the left but the crew was able to maintain directional control. A bump was felt by the crew that got much…
- [Incident 20250615008659I](https://openairdocs.org/incident/20250615008659I), Jun 15, 2025: Textron Aviation Inc 525B (N17QC), Hugo, OK, Minor damage. The aircraft landed at Hugo airport runway 35 (khhw) on 06/15/2025. It was raining/drizzling that day in Hugo Oklahoma. The aircraft landed on the runway…
- [Incident 20230301022539I](https://openairdocs.org/incident/20230301022539I), Mar 1, 2023: Textron Aviation Inc 525 (N1482P), Spring, TX, Substantial damage. Houston, TX (dwh), BE55, dwh-dwh, airman reported a bird strike off the departure end of rwy 17R resulting in substantial damage to the left-wing leading edge.…
- [Accident 20220417005569A](https://openairdocs.org/incident/20220417005569A), Apr 17, 2022: Textron Aviation Inc 525B (N225SC), Fairfield, NJ, Substantial damage. On April 17, 2022 1440 local time, N225SC overran runway 22 into a ditch at Essex County Airport (cdw) causing substantial damage to the aircraft. The PIC…
- [Incident 20191107016949I](https://openairdocs.org/incident/20191107016949I), Nov 7, 2019: Textron Aviation Inc 525B (N103KK), Chesterfield, MO, Minor damage. In the approach phase of a part 91 flight originating at kmyr to ksus. Flight was being conducted single pilot under IFR and the incident occurred while being…
- [Incident 20180928019279I](https://openairdocs.org/incident/20180928019279I), Sep 28, 2018: Textron Aviation Inc 525B (N702CW), Dallas, TX, Minor damage. During take off, bird hit aircraft. PIC assessed aircraft operations of flight instruments, flight controls, and environmental air and sensing and found no…
- [Incident 20161130018849I](https://openairdocs.org/incident/20161130018849I), Nov 30, 2016: Cessna 525B (N781JS), Marathon, FL, Minor damage. At approximately 1715 local on 11/30/2016 a Cessna CJ3 N781JS touched down at Marathon Airport (mth) Florida. The pilot reported that immediately after…
- [Incident 20111127029039I](https://openairdocs.org/incident/20111127029039I), Nov 27, 2011: Cessna 525B (N81ER), Waterford, MI, Minor damage. Narrativeon November 27, 2011 at 0320Z a Cessna 525 (N81ER) landed on runway 27L at oakland Pontiac Airport (ptk). The approach flown was the back course to…
- [Incident 19841221074619I](https://openairdocs.org/incident/19841221074619I), Dec 21, 1984: Cessna 172N (N81ER), Miami, FL, Minor damage. Left wheel hit a VASI light when the aircraft veered to the left on landing.

## Service difficulty reports (398, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2026FA0000875](https://openairdocs.org/sdr/2026FA0000875), Oct 5, 2026: EXTINGUISHER. WRONG PART. AFTER MAJOR INSPECTIONS AT 145 REPAIR FACILITY, TO INCLUDE FIRE BOTTLE EXCHANGE DUE TO HYDROSTATIC TEST DUE, WE WERE ALERTED THAT THE EXCHANGE BOTTLE INSTALLED 
- [SDR O9IA202609230001](https://openairdocs.org/sdr/O9IA202609230001), Sep 23, 2026: SMOKE WARNING. FALSE ACTIVATION. ON APPROACH INTO ABI, THE BAGGAGE SMOKE MESSAGE ILLUMINATED. THE CREW DECLARED AN EMERGENCY WITH TOWER AND FIRE EQUIPMENT WAS DISPATCHED. AIRCRAFT LANDED UNEVEN
- [SDR 2026FA0000746](https://openairdocs.org/sdr/2026FA0000746), Sep 17, 2026: BULB. INOPERATIVE. WHILE ON APPROACH INTO BUF, WE EXTENDED THE LANDING GEAR JUST OUTSIDE OF THE FAF. THE LEFT MAIN LANDING GEAR GREEN LIGHT DID NOT ILLUMINATE. WE EXECUTED A MISSE
- [SDR 2026FA0000692](https://openairdocs.org/sdr/2026FA0000692), Sep 14, 2026: RADOME. ABNORMAL. WHILE TAKING DELIVERY OF A NEW AIRCRAFT, NOTICED THE RADOME TO FUSELAGE CONTOUR HAS A MISMATCH. THE RADOME IS BIGGER THAN THE FUSELAGE. AT THE SAME TIME TEXTRON
- [SDR 3EJA752JS09132026](https://openairdocs.org/sdr/3EJA752JS09132026), Sep 13, 2026: ACTUATOR. MECHANIC ERROR. AT FL450 WE GOT A RED E WITH A DOWN ARROW ANNUNCIATION ON BOTH PFD’S. RON WAS PF AND FIRMLY GRIPPED THE YOKE AS I GAVE HIM A 3,2,1 COUNT AND DISCONNECTED THE AU
- [SDR 3EJA202101962200](https://openairdocs.org/sdr/3EJA202101962200), Sep 12, 2026: ACTUATOR. FROZEN. DESCENDING THROUGH 43,000’ WE GOT A YELLOW TRIM MISCOMPARE ANNUNCIATION ON BOTH PFD’S FOLLOWED BY A RED TRIM MISCOMPARE ON BOTH PFD’S. I WAS PF AND DISCONNECTED
- [SDR D0DA202608210001](https://openairdocs.org/sdr/D0DA202608210001), Aug 20, 2026: SMOKE DETECTOR. FALSE ACTIVATION. BAGAGGE SMOKE DETECTOR WARNING ON FINAL. DECLARED EMERGENCY LANDING. INITIAL INSPECTION UPON LANDING SHOWED NO EVIDENCE OF SMOKE OR FIRE. MAINTENANCE FACILITY W
- [SDR 2026F00176](https://openairdocs.org/sdr/2026F00176), Aug 2, 2026: CABIN PRESS SYS. WARNING MESSAGE. AT 2252Z, SIS61 ON DEPARTURE FROM RUNWAY 33 AT ASE DECLARED AN EMERGENCY DUE TO A LOSS OF CABIN PRESSURE AND INFORMED THE RADAR CONTROLLER THEY WERE DESCENDING 
- [SDR 3EJA202607270526](https://openairdocs.org/sdr/3EJA202607270526), Jul 25, 2026: SEAL. LEAKING. UPON CLIMBING THROUGH FL310, WE HEARD LOUD WHISTLE FROM MAIN CABIN DOOR. THERE WAS NO LOSS OF CABIN PRESSURE AND THE PRESSURE DIFFERENTIAL REMAINED AT 7.5 PSI A
- [SDR WI5R2026072200001](https://openairdocs.org/sdr/WI5R2026072200001), Jul 21, 2026: COMPRESSOR. DAMAGED. WILLIAMS INTERNATIONAL PRODUCT SUPPORT ADVISED THE REPAIR STATION THAT THE CUSTOMER HAD REPORTED BEING TEMPERATURE LIMITED DURING TAKEOFF CONDITIONS. A SERVICE 
- [SDR WI5R2026060500001](https://openairdocs.org/sdr/WI5R2026060500001), Jun 5, 2026: COMPRESSOR. DAMAGED. WILLIAMS INTERNATIONAL PRODUCT SUPPORT ADVISED THE REPAIR STATION THAT THE CUSTOMER HAD REPORTED THREE LOUD BANGS DURING APPROACH, FOLLOWED BY INDICATION OF LOS
- [SDR 2026FA0000469](https://openairdocs.org/sdr/2026FA0000469), Jun 1, 2026: SMOKE DETECTOR. FALSE ACTIVATION. WHILE DESCENDING THROUGH APPROXIMATELY FL200, THE BAGGAGE SMOKE ANNUNCIATOR AND MASTER WARNING SWITCH LIGHT ILLUMINATED. WE DECLARED AN EMERGENCY AND BEGAN A DI
- [SDR 3EJA751JS052826](https://openairdocs.org/sdr/3EJA751JS052826), May 28, 2026: GROMMET. INSTALLED. DESCENDING FROM FL450 TO FL350, THROUGH 38000 FT, DOOR SEAL INDICATION FOLLOWED BY A LOUD NOISE AND CAB ALT WARNING IN SECONDS LATER. VISUALLY INSPECTED MAIN DO
- [SDR 3EJA20260525001](https://openairdocs.org/sdr/3EJA20260525001), May 22, 2026: BULB. BURNED OUT. LANDING GEAR LIGHT MAIN DOES NOT ILLUMINATE IN FLIGHT AFTER SELECTING THE GEAR LEVER TO THE DOWN POSITION.
- [SDR 2026FA0000383](https://openairdocs.org/sdr/2026FA0000383), May 14, 2026: FLAP SYSTEM. ASYMETRIC. THE INITIAL SQUAWK WAS FOR THE FLAP ACTUATORS NOT LOCKING IN THE FULLY RETRACTED POSITION. THE FLAPS WOULD DROOP DURING TAXI AND/OR WHILE PARKED. DURING THE SER
- [SDR 2026FA0000371](https://openairdocs.org/sdr/2026FA0000371), May 14, 2026: FLAP SYSTEM. ASYMETRIC. INITIAL SQUAWK WAS FOR FLAPS NOT LOCKING IN THE UP POSITION. THE FLAPS WERE DROOPING WHILE TAXING OR PARKED. DURING SERVICE THE TECHNICIANS REPORTED THE FLAP AC
- [SDR 2026FA0000370](https://openairdocs.org/sdr/2026FA0000370), May 14, 2026: FLAP SYSTEM. ASYMETRIC. INITIAL SQUAWK WAS FOR FLAPS NOT LOCKING IN THE UP POSITION. THE FLAPS WERE DROOPING WHILE TAXING OR PARKED. DURING SERVICE THE TECHNICIANS REPORTED THE FLAP AC
- [SDR 2026FA0000369](https://openairdocs.org/sdr/2026FA0000369), May 14, 2026: FLAP SYSTEM. ASYMETRIC. INITIAL SQUAWK WAS FOR FLAPS NOT LOCKING IN THE UP POSITION. THE FLAPS WERE DROOPING WHILE TAXING OR PARKED. DURING SERVICE THE TECHNICIANS REPORTED THE FLAP AC
- [SDR 2026FA0000362](https://openairdocs.org/sdr/2026FA0000362), May 12, 2026: SMOKE DETECTOR. FALSE ACTIVATION. WHILE DESCENDING INTO NAPLES, THE MASTER WARNING SWITCH LIGHT AND BAGGAGE SMOKE ANNUNCIATORS ILLUMINATED. WE DECLARED AN EMERGENCY AND REQUESTED VECTORS TO THE 
- [SDR 2026FA0000350](https://openairdocs.org/sdr/2026FA0000350), May 9, 2026: OUTFLOW VALVE. FAULTED. CABIN DEPRESSURIZED AT FL 450. CABIN RATE CLIMBED AT 3000 FPM, CABIN ALT STOPPED CLIMBING AT 15,000'
- [SDR 2026FA0000331](https://openairdocs.org/sdr/2026FA0000331), May 7, 2026: SMOKE DETECTOR. FALSE ACTIVATION. FALSE INDICATION OF BAGGAGE SMOKE
- [SDR WI5R2026071400001](https://openairdocs.org/sdr/WI5R2026071400001), May 6, 2026: COMPRESSOR. DAMAGED. WILLIAMS INTERNATIONAL PRODUCT SUPPORT, THE ENGINE OEM, ADVISED THE REPAIR STATION THAT THE CUSTOMER HAD REPORTED HIGH ENGINE VIBRATIONS AROUND 85% N2. AN AUTHO
- [SDR 3EJA2026051300005](https://openairdocs.org/sdr/3EJA2026051300005), May 5, 2026: BULB. BURNED OUT. RT MAIN GEAR INDICATOR LIGHT DID NOT ILLUMINATE WHEN LANDING GEAR SELECTED DOWN. FOLLOWED "GEAR WILL NOT EXTEND" CHECKLIST AND MANUALLY EXTENDED THE WITH THE EM
- [SDR QREA202607070001](https://openairdocs.org/sdr/QREA202607070001), May 1, 2026: PRESSURE SWITCH. STUCK. RIGHT ENGINE OIL PRESSURE LOW WARNING- OIL PRESSURE SWITCH STUCK IN THE OIL PRESSURE ZERO POSITION
- [SDR 2026F00093](https://openairdocs.org/sdr/2026F00093), Apr 23, 2026: FDU. FAULTED. LEFT ENGINE SHUT DOWN ON ITS OWN AS WE PULLED POWER BACK FOR INITIAL DESCENT FROM FL430. FIRST INDICATION WAS N1 READING ZERO. NEXT INDICATION WAS A GENERATOR F
- [SDR 2026F00080](https://openairdocs.org/sdr/2026F00080), Apr 23, 2026: COMPRESSOR. DAMAGED. WILLIAMS INTERNATIONAL ENGINE MODEL FJ44-3A, SERIAL NUMBER 141186, FROM AIRCRAFT 525B-0088 (N525MP) WAS RETURNED TO OUR REPAIR STATION FOR UNSCHEDULED REPAIR. N
- [SDR 2026F00094](https://openairdocs.org/sdr/2026F00094), Apr 22, 2026: FLAP SYSTEM. FAILED. UPON APPROACH TO KALO, WHEN SELECTING FLAP HANDLE TO EXTEND, FLAPS FAILED TO EXTEND.
- [SDR 2026FA0000286](https://openairdocs.org/sdr/2026FA0000286), Apr 22, 2026: ATTACH PLATE. MISALIGNED. 8 EACH HOLES THROUGH THE YAW PLATE/WING ATTACH FITTING WERE NOT DRILLED PERPENDICULAR TO THE CONTOUR OF THE STRUCTURE CREATING A NONSHEAR CONDITION FOR THE FAST
- [SDR 2026FA0000264](https://openairdocs.org/sdr/2026FA0000264), Apr 8, 2026: AXLE. OUT OF TOLERANCE. DURING THE 1ST TIRE CHANGE ON THIS AIRCRAFT SINCE PRODUCTION, IT WAS FOUND THAT BOTH MLG AXLE NUTS HAD JUST FINGER TIGHT TORQUE. THE MAINTENANCE MANUAL CALLS OU
- [SDR 3EJA2026071300402](https://openairdocs.org/sdr/3EJA2026071300402), Apr 2, 2026: CONTROLLER. FAILED. PRESSURE CONTROLLER WENT BLANK IN FLIGHT. R & R PRESSURIZATION CONTROLLER.
- [SDR 3EJA2026042200006](https://openairdocs.org/sdr/3EJA2026042200006), Apr 2, 2026: DOOR SEAL. WORN. CREW STARTED DECENT FROM FL 450 TO FL 270, AT FL 350 THEY RECEIVED A CABIN DOOR SEAL CAS MESSAGE. CREW REFERRED TO EMERGENCY CHECKLIST E2 AND FOLLOWED TO PROCEE
- [SDR 3EJA2026042800026](https://openairdocs.org/sdr/3EJA2026042800026), Mar 28, 2026: RADIO. MALFUNCTIONED. AT APPROXIMATELY FL230 CLIMBING, ENROUTE TO FRG, EXPERIENCED TOTAL PASS OF COMMS WHERE BOTH SEATS AND BOTH RADIO 1 AND COULD NOT TRANSMIT AND/OR RECEIVE RADIO C
- [SDR 3EJA2026050100126](https://openairdocs.org/sdr/3EJA2026050100126), Mar 21, 2026: DOOR SEAL. FAILED. WHILE CLIMBING OUT OF OGS THROUGH ABOUT 20,000 FT, WE STARTED HEARING A LIGHT WHISTLE FROM THE CABIN. R&R MED PRIMARY AND SECONDARY SEALS.
- [SDR 2026F00059](https://openairdocs.org/sdr/2026F00059), Mar 18, 2026: WARNING SYSTEM. ACTIVATED. ON 3/18/26, DEPARTING FROM KDVT, CREW RETURNED TO KDVT DUE TO CLIMBING THRU 2000FT, WE GOT AURAL AND VISUAL WARNING, NO TAKEOFF”. AURAL WARNING WAS CONTINUOUS A
- [SDR 2PIA2026FA0000151](https://openairdocs.org/sdr/2PIA2026FA0000151), Mar 2, 2026: UPLOCK. CRACKED. ABOUT 12 MINUTES AFTER TAKEOFF AND DURING LEVEL-OFF AT 6,000 FEET WHILE ACCELERATING THROUGH 240 KIAS WITH GEAR SELECTED UP AND FULLY RETRACTED, A BIG THUMP WAS
- [SDR 2026F00012](https://openairdocs.org/sdr/2026F00012), Feb 12, 2026: TURBINE BLADES. DAMAGED. THE FLIGHT-CREW HAD NOTICED SMOKE IN THE CABIN, WHICH THEY ISOLATED TO THE NR 1 ENGINE, PROMPTING IN-FLIGHT SHUTDOWN OF ENGINE. AIRCRAFT LANDED WITHOUT INCIDENT
- [SDR 3EJA202603240001](https://openairdocs.org/sdr/3EJA202603240001), Feb 4, 2026: OIL COOLER. FAILED. RECEIVED RED OIL PRESSURE INDICATION (POINTER AND DIGITS) LEFT ENGINE IN FLIGHT. SHUT DOWN LEFT ENGINE, DECLARED AN EMERGENCY AND DIVERTED TO KCHS. FOLLOWED CHE
- [SDR 2026FA0000021](https://openairdocs.org/sdr/2026FA0000021), Jan 13, 2026: FUEL CELL. FOD. EXTRA FUEL ACCESS PANEL FOUND INSIDE FUEL STORAGE TANK
- [SDR 3EJA202601270008](https://openairdocs.org/sdr/3EJA202601270008), Jan 8, 2026: HOOK. FAILED. DESCENDING THROUGH FL 220 AT APPROX 230 KIAS, RECEIVED RED LANDING GEAR LIGHT FOLLOWED BY A RUMBLE SOUND AND THE AMBER HYD PRESS ON MESSAGE.//////////REMOVED FA
- [SDR 3EJA2026021300526](https://openairdocs.org/sdr/3EJA2026021300526), Jan 5, 2026: MOUNT. WORN. PITCH TRIM FREEZING IN CLIMB AND DESCENT FROM FL430. REMOVED AND REPLACED ELEVATOR TRIM SERVO MOUNT IAW AMM 27-30-02.
- [SDR 2026FA0000005](https://openairdocs.org/sdr/2026FA0000005), Jan 4, 2026: WIRE HARNESS. CHAFED. ANTI-SKID FAILURE ON TAXI
- [SDR 3EJA202601150006](https://openairdocs.org/sdr/3EJA202601150006), Dec 22, 2025: UPLOCK SWITCH. FAILED. AFTER TAKEOFF WE RETRACTED THE GEAR AND THE NOSE GEAR LIGHT REMAINED ILLUMINATED AND THE MAIN GEAR LIGHTS EXTINGUISHED. R & R NOSE GEAR UPLOCK SWITCH, OPS CHECK
- [SDR 3EJA202601150004](https://openairdocs.org/sdr/3EJA202601150004), Dec 16, 2025: BRACKET. WORN. ON RETRACTING THE MLG WE FELT AND HEARD A LOUD VIBRATION THAT SEEMED TO BE COMING FROM THE NOSE GEAR. IT WAS ACCOMPANIED BY THE GEAR UNSAFE LIGHT FLASHING IN RH
- [SDR 2026FA0000003](https://openairdocs.org/sdr/2026FA0000003), Dec 10, 2025: TORQUE TUBE. BROKEN. NOSE LANDING GEAR DOORS WOULD NOT RETRACT
- [SDR 3EJA202601140003](https://openairdocs.org/sdr/3EJA202601140003), Dec 2, 2025: UNKNOWN. ODOR. MASTER CAUTION ILLUMINATED ALONG WITH AURAL WARNING REFERENCED QRH. THEN GOT A BURNING SMELL THROUGHOUT THE AIRCRAFT, DECLARED AN EMERGENCY DIVERTED TO CHARLEST
- [SDR 3EJA2025121900005](https://openairdocs.org/sdr/3EJA2025121900005), Dec 2, 2025: UPLOCK. DAMAGED. IN FLIGHT FROM APF TO 07FA AT 13,000 FT. FELT A BANG AND GOT “GEAR UNLOCKED” LIGHT. R & R DAMAGED RT MLG UPLOCK WITH A NEW UPLOCK ASSY, OPS CHECKED GOOD WITH NO
- [SDR 3EJA744JS112525](https://openairdocs.org/sdr/3EJA744JS112525), Nov 25, 2025: CONTROL VALVE. FAILED. AFTER NORMAL LANDING FROM RIGHT SIDE APPLIED BRAKES, ANTI SKID LIGHT CAME ON AND BRAKES DID NOT ACTUATE. R & R ANTISKID CONTROL VALVE P/N ON 9912621-3, S/N ON 8
- [SDR 2PIA2025F00272](https://openairdocs.org/sdr/2PIA2025F00272), Nov 24, 2025: ENGINE. MALFUNCTIONED. FILED ALTITUDE FL 410, WHILE DESCENDING FROM FL 410 TO JOIN LEGOZ 4 ARRIVAL. WE HAD LEVELED OFF AT FL 370 PRIOR WITH NO ISSUE, THEN FLAMEOUT AT FL 330. AT APPRO
- [SDR 3EJA202601140002](https://openairdocs.org/sdr/3EJA202601140002), Nov 17, 2025: SWITCH. FAILED. RECEIVED TWO CAUTION MESSAGES “T2 HEATER FAIL L AND WING ANTI-ICE OVERTEMP L. R & R LT WING ANTI-ICE OVER TEMP SWITCH WITH NEW.
- [SDR 2025FA0000759](https://openairdocs.org/sdr/2025FA0000759), Nov 17, 2025: STATIC PORT. BLOCKED. PERFORMED DOC 22 INSPECTION ON THE WORK ORDER WHICH INCLUDES TASK 21-31-00-720 OUTFLOW VALVE CABIN MAXIMUM ALTITUDE LIMITER - FUNCTIONAL TEST. THE IB OUTFLOW VA

All 398: https://openairdocs.org/model/textron-525b/reports.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Cessna 525B](https://openairdocs.org/model/cessna-525b): 351 registered aircraft, registry code 2076616
- [Cessna 525B](https://openairdocs.org/model/cessna-525b): 7 registered aircraft, registry code 2076655

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