Models / Cessna / 421B / N421DP Aircraft record N421DP 1972 Cessna 421B Deregistered Unclaimed Source: FAA, updated Oct 17, 2026 This N-number isn't registered right now. Below is its last known registration, canceled Feb 5, 2022.
Safety record in brief: 2 NTSB accidents (substantial damage at worst, latest Jan 2021) · 4 ADs may apply · 1 service difficulty report
NTSB events 2 substantial, 2021 ADs may apply 4 confirm with A&P Service reports 1 since 1995
Registration FAA Aircraft Registry · Oct 17, 2026
Last registered owner 850 Atlantic Collision INC
Owner type Corporation
City, state Brooklyn, NY
Certificate issued Nov 6, 2000
Canceled Feb 5, 2022
Airworthiness Standard · Normal
Airworthiness date Feb 16, 1973 We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine FAA Registry + type data Airframe
Manufacturer Cessna
Model 421B
Year 1972
Serial number 421B0353
Aircraft type Fixed wing multi engine
Category Land
Certification Type Certificated
Seats 8
Engines 2
Max takeoff weight Up to 12,499 lb
Mode S code A4FFAF Engine
Make and model Cont Motor Gtsi0-520-F-K
Type Reciprocating
Power 435 hp Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history Ownership history from FAA records 2000 – 2022 850 Atlantic Collision INC Brooklyn, NY Individual owners are shown by city and state only.
Safety record NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026 NTSB events (2)
Accident · substantial damage Jan 10, 2021 · Old Bethpage, NY The pilot’s inadequate preflight fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a forced landing.
Damage Substantial
Injuries Serious
Report ERA21LA098 From NTSB records; matched by serial number. Read NTSB report (search CAROL for ERA21LA098)
Accident · substantial damage Nov 29, 1991 · San Andreas, CA THE PILOT'S INADEQUATE PREFLIGHT INSPECTION AND HIS FAILURE TO FOLLOW THE AIRPLANE'S CHECKLIST. A CONTRIBUTING FACTOR WAS THE DARK NIGHT CONDITION.
Damage Substantial
Injuries None
Report LAX92LA055 From NTSB records; matched by serial number. Read NTSB report (search CAROL for LAX92LA055)
Accident history for this model ADs published since 1998 that may apply (4) These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
AD Subject Effective Applies to 2016-17-08 Elevator Tab Control System Sep 12, 2016 Airframe (421B) 2005-20-25 The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411… Nov 9, 2005 Airframe (421B)Certain serial numbers: 401 655; 401 401-0001–401-0322; 401A 655; 401A 401A0001–401A0132; 401B 401B0001–401B0221; 402 402-0001–402-0322; …. Only with: Equipped with an avionics bus circuit breaker switch P/N CM3589-50, 593-250-101, 593-250-102, W31-X2M5A-50, or W31-X1000-50. 2000-01-16 Cessna Aircraft Company 300 and 400 Series Airplanes Feb 15, 2000 Airframe (421B) 98-04-28 Cessna Aircraft Company Models T303, 310R, T310R, 335, 340A, 402B, 402C, 404, F406, 414… Mar 13, 1998 Airframe (421B)
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (1) Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
Propellers · shaft · cracked Sep 16, 2010
PILOT HAD A ROUGH RUNNING ENGINE AND DIFFICULTY CONTROLLING THE ENGINE RPM'S. PILOT SHUTDOWN AND FEATHERED THE RT ENGINE AND LANDED SAFELY. MX PERFORM REPAIR ON PROPELLER CONTROL CABLE AND PROCEEDED TO PERFORM ENGINE RUN. HOWEVER, THE ENGINE WOULD NOT DEVELOP ENOUGH RPM TO UNFEATHER THE PROPELLER.…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Sources FAA Aircraft Registry Registration, owner city and state, airframe, engine updated Oct 17, 2026 NTSB accident and incident database Accidents and incidents since 1982 updated Oct 15, 2026 FAA Airworthiness Directives (Federal Register) ADs published since 1998 updated Oct 17, 2026 FAA Service Difficulty Reports Reports since 1995 updated Oct 16, 2026 Request owner name removal Report an error in this record