N421D is not currently registered. It was last assigned to a Cessna 421 built in 1967. The FAA cancelled the registration on May 22, 2017. The last status on file was "registration expired, pending cancellation".
N421D is reserved by Nnumbersforsale.Com LLC since December 20, 2022. Reservation type: Fee paid. An expiration notice was issued on October 20, 2026.
Cessna 421 cancelled May 22, 2017
- Serial number
- 421-0045
- Type
- Fixed-wing, multi-engine · Piston (reciprocating)
- Year built
- 1967
- Last status
- Registration expired, pending cancellation
- Certificate issued
- June 4, 2002
- Last FAA action
- June 1, 2005
- Last owner
- Rumachik Robert A (Individual)
Castle Rock, CO - Airworthiness
- Standard · Normal
NTSB accident and incident record under N421D
Aircraft on the NTSB record: Cessna 421 · serial 421-0045
The fractured connecting rods and the pilot not maintaining aircraft control following the engine failure. Factors contributing to the accident were the low altitude, the pilot not maintaining minimum controllable airspeed following the engine failure, the pilot's inability to feather the propeller following the engine failure, oil exhaustion, the seized pistons, and the repair station's improper maintenance on the airplane's engines.
A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site