# Bell Helicopter Textron 210

- Type: Aircraft model (FAA registry)
- Registry code: 1181454
- Manufacturer (registry): BELL HELICOPTER TEXTRON INC
- Model: 210
- Aircraft type: Rotorcraft
- Category: Rotorcraft
- Engines: 1 · Turbo-shaft
- Seats: 15
- Weight class: Up to 12,499 lb
- Certification: Type certificated
- Data sheet: [TCDS H1SW](https://openairdocs.org/tcds/H1SW) (OpenAirDocs)
- Holder: Bell Textron Inc.
- Registered aircraft: 3
- Page: https://openairdocs.org/model/bell-helicopter-textron-210

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 2024-20-07](https://openairdocs.org/ad/2024-20-07): Emergency Equipment; Emergency Flotation Section · Apical Emergency Float Kit, P/N 20498 (STC SR00780LA or 12 others). Effective Dec 5, 2024
- [AD 2024-17-02](https://openairdocs.org/ad/2024-17-02): Rotorcraft Tail Boom · Bell Textron 204B, 205B, 205A-1 and 2 more. Effective Nov 8, 2024
- [AD 2024-19-17](https://openairdocs.org/ad/2024-19-17): Rotorcraft flight control · Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N… (STC SR03408CH). Effective Oct 11, 2024
- [AD 2023-09-09](https://openairdocs.org/ad/2023-09-09): Exhaust Turbine System (Recip) · Aerostar PA-60-600 (Aerostar 600), PA-60-601 (Aerostar 601), PA-60-601P (Aerostar 601P) and 292 more. Effective Jul 17, 2023
- [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023
- [AD 2022-20-14](https://openairdocs.org/ad/2022-20-14): Main Rotor Gearbox · Bell Textron 204B, 205A, 205A-1 and 20 more. Effective Dec 27, 2022
- [AD 2022-22-12](https://openairdocs.org/ad/2022-22-12): Nose/Tail Landing Gear Structure/Axle · Replacement crosstubes P/N D212-664 (Dart Aerospace STC SR01298NY). Effective Nov 22, 2022
- [AD 2022-07-02](https://openairdocs.org/ad/2022-07-02): Rotorcraft Tail Boom · Bell Textron 205A, 205A-1, 205B and 5 more. Effective May 9, 2022
- [AD 2022-06-03](https://openairdocs.org/ad/2022-06-03): Main Rotor System · Bell Textron 204B, 205A, 205A-1 and 3 more. Effective Mar 16, 2022
- [AD 2014-12-04](https://openairdocs.org/ad/2014-12-04): Main Rotor Head · Bell Helicopter Textron 204B, 205A, 205A-1 and 3 more. Effective Jul 24, 2014
- [AD 2013-15-02](https://openairdocs.org/ad/2013-15-02): Tail Rotor Blades · Bell Helicopter Textron 205A, 205A-1, 205B and 5 more. Effective Aug 14, 2013
- [AD 2013-03-16](https://openairdocs.org/ad/2013-03-16): Main Rotor Head · Bell Helicopter Textron 204B, 205A, 205A-1 and 3 more. Effective Feb 27, 2013
- [AD 2011-25-01](https://openairdocs.org/ad/2011-25-01): Liferafts · Agusta AB412, AB412 EP, 206A and 23 more. Effective Jan 17, 2012
- [AD 2011-23-02](https://openairdocs.org/ad/2011-23-02): Main rotor blade (blade) assemblies · Bell Helicopter Textron 205A-1, 205B, 210 and 1 more. Effective Nov 21, 2011
- [AD 2010-26-52](https://openairdocs.org/ad/2010-26-52): Tail Rotor Blade · Bell Helicopter Textron 204B, 205A, 205A-1 and 6 more. Effective Nov 15, 2011
- [AD 2005-01-19](https://openairdocs.org/ad/2005-01-19): Mode S transponders · GARMIN International GTX 330D, GTX 330, GTX 33D and 830 more. Effective Feb 23, 2005
- [AD 2001-23-17](https://openairdocs.org/ad/2001-23-17): GNS 430 units · Cessna 172, 182, 206 and 209 more. Effective Dec 28, 2001
- [AD 98-21-21 R1](https://openairdocs.org/ad/98-21-21-R1): Electric Inflatable Door Seals · Cessna 17-30, 17-30A, 17-31 and 267 more. Effective May 1, 2000
- [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
- [AD 98-14-03](https://openairdocs.org/ad/98-14-03): Transponders · Cessna 172, 172A, 172B and 230 more. Effective Aug 16, 1998
- [AD 96-12-22](https://openairdocs.org/ad/96-12-22): Full Flow Engine Oil Adapter · Bellanca CH-300 Pacemaker, 120, 140 and 361 more. Effective Jul 31, 1996
- [AD 78-05-06](https://openairdocs.org/ad/78-05-06): Flexible Fuel Cells · Cessna 180, 182, 185 and 98 more. Effective Jun 30, 1978

Historical (superseded or no longer in force):

- [AD 2022-02-02](https://openairdocs.org/ad/2022-02-02) (historical): Main Rotor System · Bell Textron 204B, 205A, 205A-1 and 3 more. Effective Feb 16, 2022
- [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021
- [AD 2008-10-03](https://openairdocs.org/ad/2008-10-03) (historical): Tail rotor blade assembly · Bell Helicopter Textron 204B, 205A, 205A-1 and 6 more. Effective May 21, 2008
- [AD 2007-19-53](https://openairdocs.org/ad/2007-19-53) (historical): Tail rotor blade (blade) · Bell Helicopter Textron 204B, 205A, 205A-1 and 6 more. Effective Dec 5, 2007

## Information bulletins (advisory) (2)

- [SAIB SW-18-31](https://openairdocs.org/saib/SW-18-31): NAVIGATION, ATTITUDE, AND DIRECTION DATA SYSTEM. Issued Nov 21, 2018
- [SAIB SW-08-42](https://openairdocs.org/saib/SW-08-42): Emergency Float with Liferaft Kits (kits). Issued Aug 27, 2008

## Registered aircraft (3)

- [N210MA](https://openairdocs.org/aircraft/N210MA): [Minuteman Aviation Inc](https://openairdocs.org/faa-owner/MINUTEMAN%20AVIATION%20INC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 2007, S/N 21002
- [N510WW](https://openairdocs.org/aircraft/N510WW): [Blades LLC](https://openairdocs.org/faa-owner/BLADES%20LLC), [Arlington, WA](https://openairdocs.org/faa-place/WA/Arlington), built 2008, S/N 21003
- [N610WW](https://openairdocs.org/aircraft/N610WW): [Blades LLC](https://openairdocs.org/faa-owner/BLADES%20LLC), [Arlington, WA](https://openairdocs.org/faa-place/WA/Arlington), built 2008, S/N 21004

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (69, newest 50)

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

- [SDR 2025FA0000251](https://openairdocs.org/sdr/2025FA0000251), Apr 8, 2025: PANEL. CRACKED. OUTBOARD RIGHT LANDING GEAR WELL STRUCTURAL PANEL CRACKED FROM LOWER FORWARD EDGE OF PANEL. THE CRACK EXTENDED UPWARD UNDERNEATH A DOUBLER BRACKET THROUGH THE P
- [SDR 2025FA0000250](https://openairdocs.org/sdr/2025FA0000250), Apr 8, 2025: PANEL. CRACKED. OUTBOARD LEFT LANDING GEAR WELL STRUCTURAL PANEL CRACKED FROM LOWER FORWARD EDGE OF PANEL. THE CRACK EXTENDED UPWARD THROUGH THE PANEL AND A DOUBLER BRACKET TO 
- [SDR 2020FA0000094](https://openairdocs.org/sdr/2020FA0000094), Mar 29, 2019: COLLAR. MISSING. SWITCH PIN GUIDE COLLAR FOUND MISSING. ALLOWS SWITCH PIN TO WOBBLE IN SWITCH HOUSING. HARD TO SEE UPON INSPECTION.
- [SDR 2017FA0000410](https://openairdocs.org/sdr/2017FA0000410), Aug 10, 2017: ALTERNATOR. FAILED. REBUILT ALTERNATOR WAS INSTALLED. DURING A 50/100 HOUR INSPECTION FOR A NORMAL TBO REPLACEMENT, IT WAS REMOVED FROM THE ACFT DUE TO FAILURE AT AIRCRAFT TT 6680.
- [SDR 2014FA0000047](https://openairdocs.org/sdr/2014FA0000047), Jan 27, 2014: ATTACH BRACKET. CORRODED. DURING SCHEDULED ANNUAL INSPECTION, FOUND MOVEMENT IN THE RT WING SPAR FITTINGS, BETWEEN THE RT WING MAIN SPAR ATTACH BRACKETS AND THE FUSELAGE CARRY-THROUGH SP
- [SDR BSYR201309130001](https://openairdocs.org/sdr/BSYR201309130001), Sep 13, 2013: ACTUATOR. MALFUNCTIONED. AFTER TAKEOFF, PUMP CONTINUED TO RUN AFTER GEAR RETRACTION. PILOT RETURNED AND LANDED SAFELY WITHOUT INCIDENT. MX ADJUSTED GEAR ACTUATOR, OPS CHECK NORMAL.
- [SDR BSYR20120913060](https://openairdocs.org/sdr/BSYR20120913060), Sep 12, 2013: ALTERNATOR. FAILED. AFTER DEPARTURE, PILOT DISCOVERED ALTERNATOR FAILURE. PILOT RETURNED AND LANDED SAFELY AT DEPARTURE. OPEN
- [SDR BSYR20120913059](https://openairdocs.org/sdr/BSYR20120913059), Sep 11, 2013: PITOT TUBE. OBSTRUCTED. PILOT ABORTED TAKEOFF, DUE TO INOPERATIVE AIRSPEED INDICATION. PILOT TAXIED BACK TO RAMP WITHOUT INCIDENT. MX REMOVED OBSTUCTION FROM PITOT TUBE.
- [SDR BSYR201309092058](https://openairdocs.org/sdr/BSYR201309092058), Sep 7, 2013: PUMP. FAILED. 20 MINUTES AFTER DEPARTURE, VACUUM PUMP FAILED. PILOT RETURNED AND LANDED SAFELY AT BUY WITHOUT INCIDENT.
- [SDR BSYR201307020001](https://openairdocs.org/sdr/BSYR201307020001), Jul 1, 2013: ENGINE. POWER LOSS. DURING FLIGHT, ENGINE STARTED RUNNING ROUGH. DIVERTED AND LANDED SAFELY WITHOUT INCIDENT. OPEN.
- [SDR CA060307005](https://openairdocs.org/sdr/CA060307005), Jan 6, 2006: MOTOR. ERRATIC. (CAN) GEAR MOTOR CHANGED DUE TO ERATIC GEAR OPERATION. GEAR MOTOR WAS SPRAYING SOLDER. PRESSURE SWITCH ADJUSTED TO SPEC FOR GEAR OPEARTION. (TC NR 20060307005)
- [SDR 2005FA0001261](https://openairdocs.org/sdr/2005FA0001261), Aug 10, 2005: LINE. MISMANUFACTURED. FERRULE ON NLG DOOR OPEN LINE CRACKED ALONG STRESS RISER CREATED BY FLARING TOOL VISE. RESULTED IN LOSS OF HYDRAULIC FLUID TO OPERATE LANDING GEAR. AIRCRAFT LAN
- [SDR 2005FA0001096](https://openairdocs.org/sdr/2005FA0001096), Aug 4, 2005: PIN. MISSING. NOSE GEAR UPLOCK PIN FELL OUT AFTER RETAINING COTTER PIN FAILED, NOT ALLOWING UPLOCK ACTUATOR TO RELEASE GEAR RESLULTING IN NOSE GEAR UP LANDING, ALSO FOUND NOS
- [SDR CA050420002](https://openairdocs.org/sdr/CA050420002), Apr 20, 2005: SUPPORT. CRACKED. (CAN) OUTBOARD AFT WEB OF LEFT OUTBOARD LANDING GEAR SUPPORT FOUND CRACKED WHILE REPLACING LANDING GEAR PIVOT ASSEMBLY.
- [SDR 2005FA0000566](https://openairdocs.org/sdr/2005FA0000566), Apr 1, 2005: PUMP. WRONG PART. SUSPECT PUMP IS INCORRECT BY PN 4760876 FOR INSTALLATION AC. INTERFERED WITH NOSE LANDING GEAR UPLOCK OPERATION. (K)
- [SDR N210TM1](https://openairdocs.org/sdr/N210TM1), Oct 7, 2004: CLEVIS PIN. FAILED. NOSE GEAR FAILED TO EXTEND DUE TO BROKEN CLEVIS PIN IN NOSE GEAR UPLOCK SYSTEM.
- [SDR 2003FA0000132](https://openairdocs.org/sdr/2003FA0000132), Jan 23, 2003: CRANKSHAFT. BROKEN. AIRCRAFT MADE EMERGENCY LANDING AFTER ENGINE FAILURE. INVESTIGATION FOUND THAT THE ENGINE CRANKSHAFT HAD BROKEN BETWEEN CYLINDERS TWO AND THREE.
- [SDR 2003FA0000056](https://openairdocs.org/sdr/2003FA0000056), Jan 23, 2003: SADDLE. BROKEN. COMPLIANCE WITH AD 76-14-07 R2 FOUND LT MAIN GEAR SADDLE BROKEN.
- [SDR 20001207SH014](https://openairdocs.org/sdr/20001207SH014), Oct 24, 2000: TAB. BROKEN. MOUNTING TABS BROKE OFF ON BOTH SIDES OF THE STARTER SOLENOID BREAKING GROUND CONNECTION SO STARTER WAS INOP. SOLENOID IS MOUNTED DIRECTLY ON THE STARTER. MOUNT
- [SDR 20001109SH037](https://openairdocs.org/sdr/20001109SH037), Oct 10, 2000: TUBE. BROKEN. THE TUBE WELDED ASSY WHICH STEERS NOSE GEAR, ARM BROKE THE WELD ON THE TUBE WHICH ALOWED THE NOSE WHEEL TO SWIVEL AND COLLAPSED THE NOSE WHEEL ON LANDING. (X)
- [SDR EY2R57093A](https://openairdocs.org/sdr/EY2R57093A), Aug 1, 2000: NUT. CORRODED. THREADS ON BLADE RETENTION NUT CORRODED. REPLACED. (X)
- [SDR EY2R57093](https://openairdocs.org/sdr/EY2R57093), Aug 1, 2000: PIN. CORRODED. ACTUATING PIN CORRODED ON SURFACE OF PIN. REPLACED. (X)
- [SDR 20000814SH006](https://openairdocs.org/sdr/20000814SH006), Jul 27, 2000: SHOCK MOUNT. MISMANUFACTURED. PART LABELED/MANUFACTURED WRONG. PART LABELED ''''TOP FORWARD MOUNTING'''', BUT AT INSTALLATION, DID NOT HAVE REQUIRED REINFORCEMENT WASHER PUT IN AT MANUFACTUR
- [SDR CA000824026](https://openairdocs.org/sdr/CA000824026), Jul 5, 2000: ROD END. SEPARATED. (CAN) PILOT REPORTED LACK OF THROTTLE RESPONSE. THE AIRCRAFT LANDED SAFELY. MAINTENANCE FOUND THROTTLE ROD END SEPARATED FROM BALL AT THROTTLE ARM ON THE FUEL C
- [SDR 20000413SH050](https://openairdocs.org/sdr/20000413SH050), Jan 1, 2000: PISTON ROD. FAILED. THREADED END OF ACTUATOAR ROD BROKE ALLOWING NOSE GEAR TO UNLOCK AND RETRACT. (X)
- [SDR 98ZZZX555](https://openairdocs.org/sdr/98ZZZX555), Jan 8, 1998: CHANNEL. CRACKED. ELEVATOR CHANNEL HAS 7 LOCATIONS WHERE BUCKING BAR SLIPPED OFF OF RIVET TAIL AND INDENTED STRUCTURE. CRACKS HAVE FORMED AT ALL 7 LOCATIONS. THIS DEFECT IS ORIGI
- [SDR 97ZZZX4949](https://openairdocs.org/sdr/97ZZZX4949), Nov 1, 1997: BYPASS SPRING. FAILED. OIL FILTER BYPASS SPRING FOUND BROKEN AND DISC FOUND UNDER ENGINE OIL PRESSURE VALVE. ENGINE HAD NO OIL PRESSURE AFTER START-UP. BYPASS DISC FOUND UNDER ENGINE 
- [SDR EY2R9601285](https://openairdocs.org/sdr/EY2R9601285), Dec 1, 1996: HUB. CORRODED. HUB FOUND CORRODED.
- [SDR EY2R9601284](https://openairdocs.org/sdr/EY2R9601284), Dec 1, 1996: BLADE. CORRODED. BLADE, SN BH500, FOUND CORRODED.
- [SDR EY2R9601283](https://openairdocs.org/sdr/EY2R9601283), Dec 1, 1996: BLADE. CORRODED. BLADE, SN BH489, FOUND CORRODED.
- [SDR EY2R9601282](https://openairdocs.org/sdr/EY2R9601282), Dec 1, 1996: BLADE. CORRODED. BLADE, SN BH469, FOUND CORRODED.
- [SDR EY2R9600187](https://openairdocs.org/sdr/EY2R9600187), Dec 1, 1996: HUB. CRACKED. HUB ASSY CRACKED IN NR1 SOCKET
- [SDR EY2R9600180](https://openairdocs.org/sdr/EY2R9600180), Dec 1, 1996: RETAIN NUT. CRACKED. PROP ASSY RETAIN NUT CRACKED THREADS
- [SDR 97ZZZX151](https://openairdocs.org/sdr/97ZZZX151), Nov 5, 1996: PROPELLER ASSY. CRACKED. INSPECTION FOUND PROPELLER ASSY P/N C1976 CRACKED.
- [SDR 97ZZZX150](https://openairdocs.org/sdr/97ZZZX150), Nov 5, 1996: BLADE. BELOW SPEC. INSPECTION FOUND BLADE P/N S90M8 BELOW MINIMUM.
- [SDR 97ZZZX149](https://openairdocs.org/sdr/97ZZZX149), Nov 5, 1996: BLADE. BELOW SPEC. INSPECTION FOUND PROPELLER BLADE P/N S90M8 BELOW MINIMUM.
- [SDR 97ZZZX148](https://openairdocs.org/sdr/97ZZZX148), Nov 5, 1996: PROPELLER ASSY. CRACKED. INSPECTION FOUND PROPELLER ASSY C2715/C33 NR 1 SOCKET CRACKED.
- [SDR EY2R9601038](https://openairdocs.org/sdr/EY2R9601038), Oct 1, 1996: HUB. CORRODED. HUB CORRODED.
- [SDR EY2R9601037](https://openairdocs.org/sdr/EY2R9601037), Oct 1, 1996: CYLINDER. CORRODED. CYLINDER CORRODED.
- [SDR EY2R9601036](https://openairdocs.org/sdr/EY2R9601036), Oct 1, 1996: BLADE. CORRODED. BLADE, SN B98523, FOUND CORRODED.
- [SDR EY2R9601035](https://openairdocs.org/sdr/EY2R9601035), Oct 1, 1996: BLADE. CORRODED. BLADE, SN B09515, FOUND CORRODED.
- [SDR EY2R9601034](https://openairdocs.org/sdr/EY2R9601034), Oct 1, 1996: BLADE. CORRODED. BLADE, SN B136412, FOUND CORRODED.
- [SDR EY2R9600147](https://openairdocs.org/sdr/EY2R9600147), Oct 1, 1996: HUB. CRACKED. HUB CRACKED IN NR1 SOCKET
- [SDR EY2R9600146](https://openairdocs.org/sdr/EY2R9600146), Oct 1, 1996: RETAIN NUT. CRACKED. PROP ASSY RETAIN NUT CRACKED
- [SDR EY2R9601062](https://openairdocs.org/sdr/EY2R9601062), Sep 1, 1996: CYLINDER. CORRODED. CYLINDER CORRODED.
- [SDR EY2R9601061](https://openairdocs.org/sdr/EY2R9601061), Sep 1, 1996: PISTON. CORRODED. PISTON CORRODED.
- [SDR EY2R9601060](https://openairdocs.org/sdr/EY2R9601060), Sep 1, 1996: LINK. CORRODED. CORROSION FOUND ON LINK.
- [SDR 96ZZZX4764](https://openairdocs.org/sdr/96ZZZX4764), Jul 24, 1996: AIR BOX. DEFECTIVE. FLAPPER VALVE IN AIR BOX WAS IN CLOSED POSITION CAUSING INDUCTION HEAT TO BE SUPPLIED TO ENGINE WITH CONTROL IN THE INDUCTION HEAT OFF POSITION. SUSPECT CAUSE, 
- [SDR 96ZZZX4039](https://openairdocs.org/sdr/96ZZZX4039), Jul 24, 1996: PLACARD. IMPROPER. AIRCRAFT MADE AN EMERGENCY RETURN TO AIRPORT LANDING (GEAR UP) DUE TO ENGINE POWER LOSS ON TAKEOFF/CLIMB. INVESTIGATION FOUND INDUCTION AIR FLAPPER IN 'HOT' POS
- [SDR 96ZZZX3768](https://openairdocs.org/sdr/96ZZZX3768), Jul 12, 1996: ELT. MALFUNCTION. CESSNA PART NR C589510-0290. MANUFACTURED TO TSO-C91, WOULD NOT PASS G-SWITCH OPERATIONAL CHECK PER FAR 91.207(D) EVEN AFTER SLAMMING ELT INTO GROUND IN DIRECTI

All 69: https://openairdocs.org/model/bell-helicopter-textron-210/reports.md

## STCs that may be installed (OpenAirDocs) (38)

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 SR12427IB](https://openairdocs.org/stc/SR12427IB): Installation of an AEM MTP136D Panel Mount FM Transceiver. Anodyne Electronics Manufacturing Corporation
- [STC SR04465NY](https://openairdocs.org/stc/SR04465NY): Installation of the iPad Mount. Avio Design Group Inc
- [STC SH8609SW](https://openairdocs.org/stc/SH8609SW): Fabrication of Isolair Eliminator II Model 4600-205 fire fighting system. Isolair Inc
- [STC SR04662CH](https://openairdocs.org/stc/SR04662CH): Installation of Luma Technologies LT-4205 20 Station Integrated LED Display Panel. Luma Technologies LLC
- [STC SR01779LA](https://openairdocs.org/stc/SR01779LA): Installation of the Emergency Float Kits. Dart Aerospace ULC
- [STC SR01865SE](https://openairdocs.org/stc/SR01865SE): Fabrication and installation of FastFin System. BLR Aerospace LLC
- [STC SR02189SE](https://openairdocs.org/stc/SR02189SE): Installation of a Supplemental Lighting System, manufactured and installed. Aviation Specialties Unlimited Inc
- [STC SR00713SE](https://openairdocs.org/stc/SR00713SE): Installation of Onboard Systems International Cargo Hook Kit. Onboard Systems International
- [STC SH5707NM](https://openairdocs.org/stc/SH5707NM): Fabrication of Onboard Systems Model 200-088-03 or 200-088-04 (without Load Weight) or 200-089-03, -04, -05 or -06 (with Load Weight) cargo hook suspension systems. Onboard Systems International
- [STC SA04465NY](https://openairdocs.org/stc/SA04465NY): Installation of the iPad Mount. Avio Design Group Inc
- [STC SR00937NY](https://openairdocs.org/stc/SR00937NY): Installation of Vertical Reference Door with left seat operation provisions. Dart Aerospace Ltd
- [STC SR00957NY](https://openairdocs.org/stc/SR00957NY): Installation of external cargo hook release system for co-pilot position. Dart Aerospace Ltd
- [STC SR01583SE](https://openairdocs.org/stc/SR01583SE): Fabrication and installation of Dart D412-742 Float Skidtube. Dart Aerospace USA Inc
- [STC SR03408CH](https://openairdocs.org/stc/SR03408CH): Install Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-204-310-101-101 or AA-204-310-101-103. Airwolf Aerospace LLC
- [STC SR02238AK](https://openairdocs.org/stc/SR02238AK): Installation of Chelton Flight Systems FlightLogic EFIS. Genesys Aerosystems, Inc
- [STC SR02413LA](https://openairdocs.org/stc/SR02413LA): Installation of an AKV, Inc Exceedence and Trend Monitoring System kit P/N ETM1000. AKV Inc
- [STC SH5977NM](https://openairdocs.org/stc/SH5977NM): This supplemental type certificate (STC) applies to the model 205A-1 with either the T5317A or T5317B engine modified by STCs SH2394NM and SH5132NM, and the 210 helicopters (no modifications required) when operated with nine (9) or less passengers. Hillsboro Aviation Inc
- [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC
- [STC SR03371CH](https://openairdocs.org/stc/SR03371CH): Installation of NASI Supplemental Air Conditioning Module. National Aircraft Service Inc
- [STC SR01742NY](https://openairdocs.org/stc/SR01742NY): Installation of extended height landing gear. Dart Aerospace Limited
- [STC SR03339NY](https://openairdocs.org/stc/SR03339NY): Installation of Latitude Technologies IONODE Flight Data Monitoring System. Latitude Technologies Corporation
- [STC SH3310SO-D](https://openairdocs.org/stc/SH3310SO-D): Installation of replacement windows. Bell Helicopter Textron Inc
- [STC SH261WE](https://openairdocs.org/stc/SH261WE): Installation of an external load attachment mechanism in accordance with FAA Approved USDA Forest Service Master Drawing List and Rotorcraft Flight Manual Supplements, per Approved Model List SH261WE, and all subsequent FAA approved revisions to these documents. USDA Forest Service
- [STC SR09378RC-D](https://openairdocs.org/stc/SR09378RC-D): Left Pilot in Command Kit in accordance with Aeronautical Accessories, Inc. Drawing List Report Number AA-07104, Revision I, dated March 17, 2008, or later DAS approved revision. Bell Helicopter Textron Inc
- [STC SH3722NM](https://openairdocs.org/stc/SH3722NM): Installation of closed circuit refueling reciever P/N 750000-5. H R Textron Inc
- [STC SR02204LA](https://openairdocs.org/stc/SR02204LA): Installation of an AKV, INC. N1/N2 Cycle Counter, PN UH1T53CC. AKV Inc
- [STC SR02692NY](https://openairdocs.org/stc/SR02692NY): Installation of Protective Trim Kits. Dart Aerospace Limited
- [STC SR02690NY](https://openairdocs.org/stc/SR02690NY): Installation of Replacement Engine Mount Kit. Dart Aerospace Limited
- [STC SR00563NY](https://openairdocs.org/stc/SR00563NY): Installation of Skidtubes and associated saddles. Dart Aerospace Limited
- [STC SR00593NY](https://openairdocs.org/stc/SR00593NY): Installation of Dart Aerospace fixed step. Dart Aerospace Limited
- [STC SR00595NY](https://openairdocs.org/stc/SR00595NY): Installation of folding cabin step. Dart Aerospace Limited
- [STC SR00571NY](https://openairdocs.org/stc/SR00571NY): Installation of Bearpaws. Dart Aerospace Limited
- [STC SH975NE](https://openairdocs.org/stc/SH975NE): Installation of Dart Aerospace Ltd. Cargo Mirror in accordance with FAA Approved Model List (AML) SH975NE. Dart Aerospace Limited
- [STC SR02492NY](https://openairdocs.org/stc/SR02492NY): The installation of Cabin Floor Protector Kits. Dart Aerospace Limited
- [STC SR02376NY](https://openairdocs.org/stc/SR02376NY): Installation of Wire Strike Prevention System. Bristol Aerospace Ltd
- [STC SR00696NY](https://openairdocs.org/stc/SR00696NY): Installation of external utility basket. Dart Aerospace Limited
- [STC SR01188NY](https://openairdocs.org/stc/SR01188NY): Installation of a shoulder harness kit. Alpine Helicopters Ltd
- [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International

## The same model under other registry codes

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

- [Cessna 210](https://openairdocs.org/model/cessna-210): 188 registered aircraft, registry code 2073402
- [Aeronautical Accessories 210](https://openairdocs.org/model/aeronautical-accessories-210): 0 registered aircraft, registry code 1181456

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