- Registered owner
- Aerodental Inc
- Location
- Colorado Springs, CO
- Owner type
- Corporation
- Serial number
- 421C0226
- Year built
- 1977
- Type
- Fixed wing multi engine
- Engine
- Reciprocating
- Airworthiness
- Standard, normal
- Airworthiness date
- February 3, 1977
- Certificate issued
- January 11, 1996
- Expires
- July 31, 2029
- Mode S code
- A4FF55
From the FAA registry file of October 22, 2026.
On this page
Airworthiness directives that may apply · 33
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1972 | 2 |
|---|---|
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 2 |
| 1980 | 3 |
| 1984 | 2 |
| 1986 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 3 |
| 2000 | 1 |
| 2001 | 1 |
| 2004 | 1 |
| 2005 | 3 |
| 2008 | 1 |
| 2016 | 2 |
| 2018 | 2 |
| 2023 | 2 |
See all 36 ADs
Information bulletins that may apply · 10
Advisory, not mandatory.
Airframe · Cessna 421C
SAIB CE-13-27R1Flight Controls Frayed Flap Extend CablesSAIB AIR-21-20TE FLAP CONTROL SYSTEM, Flight Controls –Flap Cable TensionSAIB CE-14-11R1Landing Gear; Nose Landing Gear TrunnionsSAIB CE-14-19Landing Gear; Main Landing Gear (MLG) Torque LinkSAIB CE-13-22Electrical Power System Circuit Breaker SwitchSAIB CE-11-29R1Flight Control SystemSAIB CE-10-01Fuel: Fuel Tank Selector Valve SystemsSAIB CE-03-17SAIB ACE-99-06SAIB ACE-99-05Historical bulletins · 2
NTSB investigations
No NTSB investigations matched to N421Matched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Cessna 421C aircraft
FAA incident reports
No FAA accident or incident reports matched to N421Matched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Cessna 421C aircraft
Service difficulty reports
No reports matched to N421General aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Cessna 421C aircraft
Reports on N421 not matched to an aircraft · 2
They name N421, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.
SDR A6WA20121005535Skin · chafedRIGHT LOWER CORE COWL HAS A CHAFED SPOT ON THE INNER SKIN. REPAIRED CHAFE OF RIGHT LOWER CORE COWL IAW BOMBARDIER CMM 71-12-01, 20-25-26.SDR ANCF200300029Duct · contaminatedDURING CRUISE, BOTH RECIRCULATION FANS WERE TURNED OFF FOR AIR RECIRCULATION JUST AFTER THAT A ELECTRICAL SMOKE ODOR BEGAN IN ALL THE AIRPLANE IMMEDIATELY RECIRCULATION FANS WERE TURNED ON AND ODOR DISAPPEAR. WERE CHECKED FWD APU AIR DUCTS AND CHECK VALVE APU
STCs that may be installed · 258
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
See all 258 STCs
Earlier aircraft with this N-number · 1
This aircraft carried N421 before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.