# Cessna 421B - Type: Aircraft model (FAA registry) - Registry code: 2076014 - Manufacturer (registry): CESSNA - Model: 421B - Aircraft type: Fixed wing multi engine - Engines: 2 - Seats: 8 - Data sheet: TCDS A7CE - Registered aircraft: 225 - Page: https://openairdocs.org/model/cessna-421b ## ADs that may apply - [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 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023 - [AD 2018-03-03 R1](https://openairdocs.org/ad/2018-03-03-R1): Fuselage · Textron 401, 401A, 401B and 13 more. Effective May 23, 2018 - [AD 2016-17-08](https://openairdocs.org/ad/2016-17-08): Elevator Tab Control System · Textron 310, 310A, 310B and 46 more. Effective Sep 12, 2016 - [AD 2014-03-03](https://openairdocs.org/ad/2014-03-03): Placards and Markings · Cessna 310, 310A, 310B and 37 more. Effective Apr 7, 2014 - [AD 2005-20-25](https://openairdocs.org/ad/2005-20-25): Avionics bus circuit breaker switches · Cessna 401, 401A, 401B and 15 more. Effective Nov 9, 2005 - [AD 2005-18-20](https://openairdocs.org/ad/2005-18-20): "FASTprop" propeller de-icers · Hartzell PHC-C3YF-1RF/F8468A(B,K)-8R constant speed propeller (STC SA00718LA or 17 others). Effective Oct 14, 2005 - [AD 2004-25-16 R1](https://openairdocs.org/ad/2004-25-16-R1): Fuel regulator shutoff valve · Bombardier CL-215-1A10, CL-215-6B11 (CL-215T Variant), CL-215-6B11 (CL-415 Variant) and 64 more. Effective Jun 20, 2005 - [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 2004-21-05](https://openairdocs.org/ad/2004-21-05): B-Seires Combustion Heaters · Bombardier CL-215-1A10, CL-215-6B11 (CL-215T Variant), CL-215-6B11 (CL-415 Variant) and 41 more. Effective Nov 19, 2004 - [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 2000-01-16](https://openairdocs.org/ad/2000-01-16): Exhaust System · Cessna 320, 320-1, 320A and 28 more. Effective Feb 15, 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 98-04-28](https://openairdocs.org/ad/98-04-28): AFM - Limitations Section - Icing · Cessna 310R, 335, 340A and 12 more. Effective Mar 13, 1998 - [AD 97-01-13](https://openairdocs.org/ad/97-01-13): Fuel, Oil and Hydraulic Hoses · Cessna 150, 150A, 150B and 232 more. Effective Feb 3, 1997 - [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 92-16-18](https://openairdocs.org/ad/92-16-18): Passenger Seat Reinforcement · Cessna 401, 402, 402A and 9 more. Effective Sep 10, 1992 - [AD 90-02-13](https://openairdocs.org/ad/90-02-13): Main Landing Gear · Cessna 310, 310A, 310B and 40 more. Effective Feb 5, 1990 - [AD 87-21-02 R1](https://openairdocs.org/ad/87-21-02-R1): Fuel Filler Openings · Cessna 310D, 310E, 310F and 41 more. Effective Jun 16, 1989 - [AD 76-08-02 R2](https://openairdocs.org/ad/76-08-02-R2): Wing Tip Nose Cap · Cessna 310, 310A, 310B and 41 more. Effective Jan 31, 1983 - [AD 72-14-08 R1](https://openairdocs.org/ad/72-14-08-R1): Flexible Hose Assemblies · Cessna 310, 310A, 310B and 33 more. Effective Sep 4, 1981 - [AD 78-13-05](https://openairdocs.org/ad/78-13-05): Improperly Installed Seats · Cessna 340, 340A, 402B and 7 more. Effective Jul 5, 1978 - [AD 73-22-01](https://openairdocs.org/ad/73-22-01): Fuel In Wing Leading Edge · Cessna 340, 401, 401A and 11 more. Effective May 29, 1978 - [AD 77-09-02](https://openairdocs.org/ad/77-09-02): Windshield Inspection and Repair · Cessna 421B and 421C. Effective May 9, 1977 - [AD 76-13-07](https://openairdocs.org/ad/76-13-07): Fork Bolts · Cessna 401, 401A, 401B and 11 more. Effective Jul 7, 1976 - [AD 76-04-03](https://openairdocs.org/ad/76-04-03): ARC PA-500A Actuators · Cessna 172L, 172M, 177B and 43 more. Effective Feb 26, 1976 - [AD 74-20-01](https://openairdocs.org/ad/74-20-01): Main Landing Gear Trunnion · Cessna 310Q, 340, 402B and 2 more. Effective Sep 25, 1974 - [AD 74-08-01](https://openairdocs.org/ad/74-08-01): Autopilot Servo Actuators · Aircraft Radio Autopilot Servo Actuators, 172L, 172M and 29 more. Effective Apr 9, 1974 - [AD 73-13-08](https://openairdocs.org/ad/73-13-08): Turbochargers · Cessna 421B. Effective Jun 27, 1973 - [AD 72-11-05](https://openairdocs.org/ad/72-11-05): Auxiliary Fuel Cell Leaks · Cessna 411, 411A, 421 and 3 more. Effective Jun 2, 1972 - [AD 72-03-07](https://openairdocs.org/ad/72-03-07): Landing Gear Failure · Cessna 310, 310A, 310B and 30 more. Effective Feb 9, 1972 - [AD 72-03-04](https://openairdocs.org/ad/72-03-04): Crankcase Vent Line Ice · Cessna 421B. Effective Feb 4, 1972 - [AD 72-02-01](https://openairdocs.org/ad/72-02-01): Propeller Attachment Nuts · Cessna 411, 411A, 421 and 2 more. Effective Jan 18, 1972 Historical (superseded or no longer in force): AD 2018-03-03, AD 2016-07-24, AD 75-23-08 R5 ## NTSB investigations (168, newest 10) 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 ERA26LA360](https://openairdocs.org/ntsb/ERA26LA360), Sep 25, 2026: Cessna 421B (N421FA), Nashville, TN, investigation ongoing - [NTSB WPR26LA145](https://openairdocs.org/ntsb/WPR26LA145), Mar 27, 2026: Cessna 421B (N799TF), Sedona, AZ, substantial damage, investigation ongoing - [NTSB ERA24LA041](https://openairdocs.org/ntsb/ERA24LA041), Nov 11, 2023: Cessna 421 (N977SM), Lake City, FL, substantial damage. Probable cause: A landing gear collapse following an aborted takeoff due to degraded climb performance for reasons that could not be determined. - [NTSB CEN22LA341](https://openairdocs.org/ntsb/CEN22LA341), Jul 16, 2022: Cessna 421B (N21GF), Riverdale, NE, substantial damage. Probable cause: A total loss of engine power as a result of fuel exhaustion. - [NTSB ERA21LA152](https://openairdocs.org/ntsb/ERA21LA152), Mar 12, 2021: Cessna 421 (N80056), Franklin, NC, substantial damage. Probable cause: The reason for this accident could not be determined based on the available information. - [NTSB ERA21LA098](https://openairdocs.org/ntsb/ERA21LA098), Jan 10, 2021: Cessna 421B (N421DP), Old Bethpage, NY, substantial damage. Probable cause: The pilot’s inadequate preflight fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a forced landing. - [NTSB GAA19CA335](https://openairdocs.org/ntsb/GAA19CA335), Jun 9, 2019: Cessna 421 (N421WL), Moriarty, NM, substantial damage. Probable cause: The pilot's improper landing flare in gusting wind conditions, which resulted in a hard landing. - [NTSB CEN19FA100](https://openairdocs.org/ntsb/CEN19FA100), Mar 17, 2019: Cessna 421 (N424TW), Plain City, OH, destroyed, 1 fatal. Probable cause: A loss of airspeed indication due to icing of the airplane's pitot probe, and the pilot's loss of control while maneuvering. - [NTSB GAA19CA143](https://openairdocs.org/ntsb/GAA19CA143), Feb 10, 2019: Cessna 421 (N581CJ), Woodruff, WI, substantial damage. Probable cause: The pilot's failure to maintain to directional control during takeoff from a snow-covered runway with a right, quartering tailwind, which resulted in a runway excursion and impact with a snowbank. - [NTSB GAA18CA390](https://openairdocs.org/ntsb/GAA18CA390), Jul 1, 2018: Cessna 421 (N7625Q), Clifton, TX, substantial damage. Probable cause: The pilot's improper landing flare in crosswind conditions, which resulted in a hard landing. All 168: https://openairdocs.org/model/cessna-421b/ntsb ## FAA accident and incident reports (322, newest 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. - [Accident 20260327006249A](https://openairdocs.org/incident/20260327006249A), Mar 27, 2026: Cessna 421B (N799TF), Sedona, AZ, Substantial damage. During the pre-landing checks, the pilot observed three green landing gear indication lights, indicating all three landing gear assemblies were down and… - [Incident 20260322002239I](https://openairdocs.org/incident/20260322002239I), Mar 22, 2026: Cessna 421B (N104WM), Morehead, KY, Minor damage. On 03/22/2026, the aircraft was returning to home airport after a trip to Florida. The aircraft made a fuel stop in Georgia and all was normal. Upon landing at… - [Incident 20241003021939I](https://openairdocs.org/incident/20241003021939I), Oct 3, 2024: Cessna 421B (N77EP), Greensboro, GA, Minor damage. At approximately 09:50 am local time, on October 3, 2024 a Cessna 421 received minor damage after veering off the taxiway and coming to rest in ditch adjacent… - [Accident 20240712009419A](https://openairdocs.org/incident/20240712009419A), Jul 12, 2024: Cessna 421B (N5PJ), Columbia, MS, Substantial damage. The pilot lost control of the aircraft during taxi and departed the taxi way resulting in substantial damage. - [Accident 20231111020669A](https://openairdocs.org/incident/20231111020669A), Nov 11, 2023: Cessna 421B (N977SM), Lake City, FL, Minor damage. Pilot statement revealed that after rotation and initial climb-out, he believes he experienced a weather anomaly such as a microburst that caused a loss of… - [Incident 20230825011789I](https://openairdocs.org/incident/20230825011789I), Aug 25, 2023: Cessna 421B (N214DF), Ypsilanti, MI, Minor damage. After getting fueled on the ramp, called for taxi and was given instruictions. As the plane moved forward the left main gear collapsed. - [Accident 20230517011619A](https://openairdocs.org/incident/20230517011619A), May 17, 2023: Cessna 421B (N888ED), Vidalia, GA, Substantial damage. On may 17, 2023, at approximately 1330 eastern standard time, [privacy data omitted], a 1973 Cessna 421B, was forced to make an emergency landing at the… - [Incident 20221119019259I](https://openairdocs.org/incident/20221119019259I), Nov 19, 2022: Cessna 421B (N111TL), Farmingdale, NY, Minor damage. On 11/19/2022, while taxiing to rwy 32 @ 1333Z. [privacy data omitted] Reached out to ground control & told them they needed assistance and needed to be towed… - [Accident 20220716019419A](https://openairdocs.org/incident/20220716019419A), Jul 16, 2022: Cessna 421B (N21GF), Riverdale, NE, Substantial damage. [privacy data omitted] Departed goodland Kansas after taking on 50 gallons of fuel in route to Riverdale Nebraska (43NE). On a northern approach, the pilot… - [Incident 20220613020499I](https://openairdocs.org/incident/20220613020499I), Jun 13, 2022: Cessna 421B (N780JC), Burnsville, NC, Minor damage. On Monday June 13, 2022, at approximately 1230 EST, [privacy data omitted], a Cessna 421B, departed the runway during departure roll from mountain air airport… All 322: https://openairdocs.org/model/cessna-421b/incidents ## Complete lists - aircraft: 225, https://openairdocs.org/model/cessna-421b/aircraft - ads: 37, https://openairdocs.org/model/cessna-421b/ads - incidents: 322, https://openairdocs.org/model/cessna-421b/incidents --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.