- Registered owner
- Papaco LLC
- Location
- Green Cove Springs, FL
- Owner type
- LLC
- Serial number
- 421C0291
- Type
- Fixed wing multi engine
- Engine
- Reciprocating
- Airworthiness
- Standard, normal
- Airworthiness date
- December 9, 1999
- Certificate issued
- October 21, 2020
- Expires
- October 31, 2027
- Mode S code
- AB087E
From the FAA registry file of October 24, 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 N81RDMatched 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 N81RDMatched 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 · 5
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR 2000ZZZX111Capacitor · failedUPON INITIAL INSTALLATION OF FACTORY REBUILT COMBUSTION HEATER ASSEMBLY, ATTEMPTED OPERATIONAL CHECK OF HEATER. ATTEMPTED TO ENERGIZE HEATER IGNITION CIRCUIT RESULTED IN IMMEDIATE TRIP OF HEATER CIRCUIT BREAKER. FOUND CAPACITOR SHORTED. PART TOTAL TIME UNKNOSDR 99ZZZX2378Bearing Plate · misinstalledAFTER HAVING BEEN ALERTED TO THE POSSIBILITY BY PUBLISHED REPORTS, INSPECTED LOWER RUDDER PIVOT BEARING SUPPORT PLATE AND FOUND IT TO HAVE BEEN INSTALLED UPSIDE DOWN. RECORDS INDICATE THIS IS THE ORIGINAL FACTORY INSTALLATION.SDR 99ZZZX1358Line · chafedTHIS AIRCRAFT INCORPORATES PRATT & WHITNEY PT6-135A ENGINES INSTALLED IAW STC SA136150. INSPECTION REVEALED SEVERE CHAFING OF THE SECONDARY FUEL PRESSURE TUBE ASSEMBLIES OF BOTH ENGINES APPROXIMATEY 2.50 INCHES AFT OF THE TUBE FORWARD ENDS DUE TO CONTACT WITH SDR 99ZZZX1049Window · crackedDURING AIRFRAME REFURBISHMENT, EMERGENCY EXIT WINDOW WAS FOUND CRACKED AND BROKEN BETWEEN PERIPHERY OF WINDOW AND SCREW HOLES AT 6 CONSECUTIVE HOLE LOCATIONS. RETAINER RING HAD BEEN PREVIOUSLY INSTALLED. DAMAGE WAS NOT APPARENT UNTIL RING WAS REMOVED FOR WINSDR 99ZZZX1048Window · crackedDURING DISASSEMBLY FOR AIRFRAME REFURBISHMENT, WINDOWS AT LT PILOT SIDE (PN 511160503) AND AT CABIN DOOR, LT MOST AFT, RT EMERGECY EXIT, RT IMMEDIATELY AFT OF EMERG EXIT, RT TWO MOST AFT WERE FOUND TO HAVE COMPRESSION TYPE 'FLAKING AND CHIPPING' DAMAGE AND/OR
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.
Airframe · Cessna 421C
STC SA02571SEInstallation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).STC SA01800SEFabrication and installation of new or replacement of existing instrument panel lights dimmer control.STC SA01861SEFabrication and installation of Landing Light Controller