# CASA CN235

- Type: Aircraft model (FAA registry)
- Registry code: 2410256
- Manufacturer (registry): CASA
- Model: CN235
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-prop
- Seats: 41
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Data sheet: [TCDS A21NM](https://openairdocs.org/tcds/A21NM) (OpenAirDocs)
- Holder: Airbus Defense and Space S.A.
- Registered aircraft: 1
- Page: https://openairdocs.org/model/casa-cn235

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 2025-07-01](https://openairdocs.org/ad/2025-07-01): Air Data Computer · Synthetic Vision Electronic Flight Information System (Arrow STC SR09595RC or ST01523WI). Effective May 15, 2025
- [AD 2024-25-05](https://openairdocs.org/ad/2024-25-05): Landing Gear · Airbus Defense and Space CN-235, CN-235-200 and CN-235-300. Effective Feb 12, 2025
- [AD 2024-24-04](https://openairdocs.org/ad/2024-24-04): Stabilizers · Airbus Defense and Space CN-235, CN-235-200, CN-235-300 and 1 more. Effective Jan 13, 2025
- [AD 2023-25-11](https://openairdocs.org/ad/2023-25-11): Fuselage · Airbus Defense and Space CN-235, CN-235-100, CN-235-200 and 2 more. Effective Feb 7, 2024
- [AD 2021-25-06](https://openairdocs.org/ad/2021-25-06): Time Limits/Maintenance Checks, Fuselage · Airbus Defense and Space CN-235, CN-235-100, CN-235-200 and 1 more. Effective Feb 15, 2022
- [AD 2021-06-08](https://openairdocs.org/ad/2021-06-08): Fuel · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective May 10, 2021
- [AD 2018-18-10](https://openairdocs.org/ad/2018-18-10): Doors · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Oct 18, 2018
- [AD 2017-19-07](https://openairdocs.org/ad/2017-19-07): Fire protection · Airbus Defense and Space CN-235, CN-235-100, CN-235-200 and 1 more. Effective Oct 25, 2017
- [AD 2017-18-09](https://openairdocs.org/ad/2017-18-09): Stabilizers · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Oct 10, 2017
- [AD 2017-10-15](https://openairdocs.org/ad/2017-10-15): Doors · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Jun 29, 2017
- [AD 2017-01-05](https://openairdocs.org/ad/2017-01-05): Fuselage · Airbus Defense and Space CN-235, CN-235-100, CN-235-200 and 1 more. Effective Feb 15, 2017
- [AD 2016-26-03](https://openairdocs.org/ad/2016-26-03): Fuel · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Feb 8, 2017
- [AD 2016-17-17](https://openairdocs.org/ad/2016-17-17): Doors · Airbus Defense and Space CN-235, CN-235-200 and CN-235-300. Effective Oct 5, 2016
- [AD 2016-11-08](https://openairdocs.org/ad/2016-11-08): Engine Controls · Airbus Defense and Space CN-235, CN-235-100 and CN-235-200. Effective Jul 6, 2016
- [AD 2016-06-11](https://openairdocs.org/ad/2016-06-11): Wings · Airbus Defense and Space CN-235, CN-235-100, CN-235-200 and 1 more. Effective May 3, 2016
- [AD 2016-04-19](https://openairdocs.org/ad/2016-04-19): Flight Controls · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Mar 14, 2016
- [AD 2010-23-05](https://openairdocs.org/ad/2010-23-05): Fuel · EADS CASA C-295, CN-235, CN-235-100 and 2 more. Effective Dec 10, 2010
- [AD 2009-26-14](https://openairdocs.org/ad/2009-26-14): Wings · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Feb 4, 2010
- [AD 2009-18-06](https://openairdocs.org/ad/2009-18-06): Ice and rain protection · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Oct 1, 2009
- [AD 2004-07-16](https://openairdocs.org/ad/2004-07-16): Rudder trim control unit · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective May 11, 2004
- [AD 2001-12-12](https://openairdocs.org/ad/2001-12-12): Fuselage Skin Reinforcements · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Jul 23, 2001
- [AD 2001-09-08](https://openairdocs.org/ad/2001-09-08): Electrical Connector in the Electrical Master Central Unit. · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Jun 11, 2001
- [AD 2001-01-12](https://openairdocs.org/ad/2001-01-12): Fittings Connecting the Fuselage to Stiffener Rods · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Feb 28, 2001
- [AD 99-23-22 R2](https://openairdocs.org/ad/99-23-22-R2): Transponders · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 74 more. Effective Apr 20, 2000
- [AD 99-19-15](https://openairdocs.org/ad/99-19-15): AFM - Limitations Section - Ice Protection Systems · EADS CASA C-212-CB, C-212-CC, C-212-CD and 8 more. Effective Dec 27, 1999
- [AD 99-22-06](https://openairdocs.org/ad/99-22-06): Nose Landing Gear Turning Tube · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Nov 26, 1999
- [AD 98-16-23](https://openairdocs.org/ad/98-16-23): Inspect Flap Transmission Shafts For Cracking · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Sep 11, 1998
- [AD 98-12-34](https://openairdocs.org/ad/98-12-34): Forward Beam Of Vertical Stabilizer · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Jul 20, 1998
- [AD 98-11-23](https://openairdocs.org/ad/98-11-23): Fastener Holes Of Center Wing · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Jul 8, 1998
- [AD 98-11-11](https://openairdocs.org/ad/98-11-11): Passenger And Crew Doors · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Jun 30, 1998
- [AD 98-06-14](https://openairdocs.org/ad/98-06-14): Contactor In Battery Circuit · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Apr 20, 1998
- [AD 97-21-12](https://openairdocs.org/ad/97-21-12): Center Wing-To Fuselage Attachment Fitting · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Nov 24, 1997
- [AD 97-21-06](https://openairdocs.org/ad/97-21-06): Torsion Tubes and Fittings · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Nov 24, 1997
- [AD 97-10-08](https://openairdocs.org/ad/97-10-08): Cargo Door Guide Hooks · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Jun 16, 1997
- [AD 97-10-07](https://openairdocs.org/ad/97-10-07): Propeller Brake System · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Jun 16, 1997
- [AD 97-07-13](https://openairdocs.org/ad/97-07-13): Center Wing Attachment Rods · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective May 12, 1997
- [AD 96-09-22](https://openairdocs.org/ad/96-09-22): AFM - Icing · EADS CASA C-212-CB, C-212-CC, C-212-CD and 7 more. Effective Jun 11, 1996
- [AD 92-26-01](https://openairdocs.org/ad/92-26-01): Unsymmetrical Wing Surfaces · EADS CASA CN-235, CN-235-100 and CN-235-200. Effective Jan 12, 1993
- [AD 90-07-08 R1](https://openairdocs.org/ad/90-07-08-R1): Fluorescent Lighting and Remote Power Units · British Aerospace Regional Jetstream 3201, Jetstream Series 3101, Falcon 10 and 10 more. Effective Jul 2, 1990

Historical (superseded or no longer in force):

- [AD 2021-02-18](https://openairdocs.org/ad/2021-02-18) (historical): Fuselage. · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Mar 30, 2021
- [AD 2018-25-16](https://openairdocs.org/ad/2018-25-16) (historical): Time Limits/Maintenance Checks · Airbus Defense and Space CN-235, CN-235-200 and CN-235-300. Effective Jan 22, 2019
- [AD 2018-18-09](https://openairdocs.org/ad/2018-18-09) (historical): Horizontal stabilizer · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Oct 10, 2018
- [AD 2017-19-25](https://openairdocs.org/ad/2017-19-25) (historical): Fuel · Airbus Defense and Space C-295, CN-235, CN-235-100 and 2 more. Effective Nov 1, 2017
- [AD 2013-23-02](https://openairdocs.org/ad/2013-23-02) (historical): Fuel · EADS CASA C-295, CN-235, CN-235-100 and 2 more. Effective Dec 2, 2013
- [AD 2013-02-12](https://openairdocs.org/ad/2013-02-12) (historical): Fire protection · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Mar 8, 2013
- [AD 2008-09-22](https://openairdocs.org/ad/2008-09-22) (historical): Fuel Tank System · Construcciones Aeronauticas C-295, CN-235, CN-235-100 and 2 more. Effective Jun 5, 2008
- [AD 2001-12-18](https://openairdocs.org/ad/2001-12-18) (historical): Engine Control Cables · EADS CASA CN-235, CN-235-100, CN-235-200 and 1 more. Effective Jul 25, 2001
- [AD 99-07-13](https://openairdocs.org/ad/99-07-13) (historical): Rear Internal Support Fittings · Construcciones Aeronauticas CN-235, CN-235-100 and CN-235-200. Effective May 6, 1999

## Information bulletins (advisory) (1)

- [SAIB NM-09-03](https://openairdocs.org/saib/NM-09-03): Engine Fuel and Control - Implementing Fuel Tank System Airworthiness Limitations. Issued Dec 11, 2008

## Registered aircraft (1)

- [N856PS](https://openairdocs.org/aircraft/N856PS): [Vale Management Inc](https://openairdocs.org/faa-owner/VALE%20MANAGEMENT%20INC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 2008, S/N C-182

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (8)

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

- [SDR PQ4M202011130001](https://openairdocs.org/sdr/PQ4M202011130001), Jun 4, 2020: TORQUE TUBE. UNDERTORQUED. DURING INSPECTION OF RUDDER TORQUE TUBE, DISCOVERED RETAINER SPRING CLIP WAS ENGAGED IN HOLE, BEFORE PROPER TORQUE WAS APPLIED TO RETAINING COLLAR. SPRING CLIP 
- [SDR EY2R20180320002](https://openairdocs.org/sdr/EY2R20180320002), Mar 16, 2018: HUB. CRACKED. CRACK FOUND AROUND DOWEL PIN HOLE. THE CRACK WAS FOUND BY FLUORESCENT PENETRANT INSPECTION. AFTER MACHINING THE HOLE OVERSIZE FOR A BUSHING MODIFICATION.
- [SDR PQ4M201512070002](https://openairdocs.org/sdr/PQ4M201512070002), Nov 30, 2015: SPAR. CRACKED. LT ELEVATOR, REMOVED THE HINGE FITTING, DISCOVERED AFT ELEVATOR REAR SPAR REINFORCEMENT BRACKET CRACKED. (REF PG 8 OF AOT CN235-55-0002 REV 1 INSTRUCTIONS) FORW
- [SDR P4YA2012110300001](https://openairdocs.org/sdr/P4YA2012110300001), Nov 3, 2012: SMOKE DETECTOR. DIRTY. CARGO NR 2 SMOKE DETECTOR ANNUNCIATOR ILLUMINATED DURING FLIGHT. CLEANED SMOKE DETECTOR SYSTEM.
- [SDR P4YA0718201200001](https://openairdocs.org/sdr/P4YA0718201200001), Jul 18, 2012: SMOKE DETECTOR. DIRTY. CARGO SMOKE DETECTOR CAME ON IN FLIGHT. MX DISCONNECTED DETECTOR, CLEANED CONNECTOR, CLEANED DETECTOR OF DUST, AND RE-INSTALLED SMOKE DETECTOR. COULD NOT DUPLIC
- [SDR P4YA2010121100001](https://openairdocs.org/sdr/P4YA2010121100001), Dec 11, 2010: HOSE. RUPTURED. DURING A TRAINING FLIGHT, WHILE ON A MISSED APPROACH TO RUNWAY, THE FLIGHT CREW WAS UNABLE TO RETRACT FLAPS. IT WAS DETERMINED THAT THE ACFT LOST ALL HYD FLUID 
- [SDR P4Y2008F00001](https://openairdocs.org/sdr/P4Y2008F00001), Jul 14, 2008: COMPUTER. FAILED. PILOT REPORTED AUTO FEATHER TEST INOPERATIVE ON THE LT ENGINE. MAINTENANCE REPLACED THE AUTO FEATHER COMPUTER AND RETURNED THE AIRCRAFT TO SERVICE. (K)
- [SDR PDL2008F00000](https://openairdocs.org/sdr/PDL2008F00000), Jun 11, 2008: AUTOFEATHER SYS. FAILED. AUTOFEATHER FAIL LIGHT ILLUMINATED. AUTOFEATHER COMPUTER REPLACED AND AC RETURNED TO SERVICE. (K)

## STCs that may be installed (OpenAirDocs) (10)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D): 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. Rockwell Collins Inc
- [STC ST00342BO](https://openairdocs.org/stc/ST00342BO): Installation of an NVIS / NVG Compatible Lighting System. ATI Engineering Services LLC
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST03776NY](https://openairdocs.org/stc/ST03776NY): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II). Scandinavian Avionics Design ApS
- [STC ST00881WI-D](https://openairdocs.org/stc/ST00881WI-D): Modification of a TCAS II system installation to Change 7.0 or Change 7.1. Rockwell Collins Inc
- [STC ST04211AT](https://openairdocs.org/stc/ST04211AT): Replace original equipment Nickel-Cadmium (NiCd) main batteries with Concorde Lead-Acid, main batteries along with associated hardware. Concorde Battery Corporation
- [STC ST00673WI-D](https://openairdocs.org/stc/ST00673WI-D): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System installation. Rockwell Collins Inc
- [STC ST01142WI-D](https://openairdocs.org/stc/ST01142WI-D): Modification of a single or dual Collins TDR-94 or TDR-94D Mode S Transponder System installation with CTL-92 control head to a Flight ID capable Collins TDR-94 or TDR-94D Mode S Transponder System installation with CTL-92E control head. Rockwell Collins Inc
- [STC ST00844WI-D](https://openairdocs.org/stc/ST00844WI-D): Modification of Collins TCAS II or TCAS-94 (TCAS II) system installation with Collins TTR-920 Change 7.0 Receiver Transmitter to a Collins TCAS II or TCAS-94 OTCAS II) system installation with Collins TTR-921 or Collins TTR-4000 Change 7.0 TCAS Receiver Transmitter. Rockwell Collins Inc
- [STC ST01307WI-D](https://openairdocs.org/stc/ST01307WI-D): Modification of a Collins TVI-920/TVI-920D Vertical Speed/TCAS Indicator installation. Rockwell Collins Inc

## The same model under other registry codes

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

- [Construcciones Aeronauticas CN-235](https://openairdocs.org/model/construcciones-aeronauticas-cn-235): 4 registered aircraft, registry code 2410306

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