N748CA1980 Cessna 421C
Safety record in brief:No NTSB accidents or incidents since 19827 ADs may apply4 service difficulty reports
Registration
FAA Aircraft Registry · Oct 20, 2026- Registered owner
- Desert Air Ambulance INC
- Owner type
- Corporation
- City, state
- Menifee, CA
- Certificate issued
- May 2, 2025
- Expires
- May 31, 2032
- Airworthiness
- Standard · Normal
- Airworthiness date
- Sep 18, 1980
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 dataAirframe
- Manufacturer
- Cessna
- Model
- 421C
- Year
- 1980
- Serial number
- 421C0905
- 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
- AA1075
Engine
- Make and model
- Cont Motor Gtsio-520-C
- Type
- Reciprocating
- Power
- 340 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2025 – nowDesert Air Ambulance INCMenifee, CA · current
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026NTSB events (0)
No NTSB accidents or incidents found for this airframe since 1982.
Accident history for this modelADs published since 1998 that may apply (7)
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 |
|---|---|---|---|
| 2023-05-16 | Reciprocating Engine Power Section | Mar 15, 2023 | Engine (GTSIO-520-C) |
| 2020-16-11 | Reciprocating Cylinder Section | Sep 21, 2020 | Engine (GTSIO-520-C)Only with: Engines originally manufactured, rebuilt, or modified with a cross-flow cylinder assembly replacement on or after November 1, 2014, with cross-flow cylinder assembly P/N 658538, 658540, 658542, 658591, 658595, 658613, 658624, 658539, 658541, 658590, 658594, 658603, 658623, or 658630 installed. |
| 2016-17-08 | Elevator Tab Control System | Sep 12, 2016 | Airframe (421C) |
| 2007-05-15 | Teledyne Continental Motors GTSIO-520 Series Reciprocating Engines | Apr 16, 2007 | Engine (GTSIO-520-C) |
| 2005-20-25 | The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411… | Nov 9, 2005 | Airframe (421C)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. |
Show all 7 ADsShow fewer ADs
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2000-01-16 | Cessna Aircraft Company 300 and 400 Series Airplanes | Feb 15, 2000 | Airframe (421C) |
| 98-04-28 | Cessna Aircraft Company Models T303, 310R, T310R, 335, 340A, 402B, 402C, 404, F406, 414… | Mar 13, 1998 | Airframe (421C) |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (4)
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.
- Electrical power · bolt · shearedNov 19, 2001
ALTERNATOR CASE THIN BOLTS ARE SHEARING. BOLTS THAT RECOVERED FROM ENGINE COWLING, SHOWS SIGNS OF STRETCHING. BOLTS POSSIBLE OVER TORQUED FROM FACTORY.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Landing gear · line · leakingNov 1, 2000
RIGHT BRAKE INOPERATIVE. BRAKES WERE SERVICED AND BLED, THEN MECHANIC FOUND HYDRAULIC FLUID LEAKING FROM BOTTOM OF AIRCRAFT. ON FURTHER INSPECTION, LINE PN 5100106-159 WAS FOUND TO HAVE PIN HOLES IN IT. SUBMITTER RECOMMENDED: INSPECT THIS LINE IN MORE DETAIL DURING 100-HOUR INSPECTION. (X)
From FAA Service Difficulty Reports; matched by N-number and serial number. - Reciprocating engine · valve springs · failedNov 6, 1998
UPON AIRCRAFT AND ENGINES ROUTINE OPS 1 AND 2 (100 HRS) INSPECTIONS, COMPRESSION ON NR 5 CYLINDER WAS 52/80 AND LEAKING BY THE STATIC SEAL (EXHAUST VALVE). CYLINDER WAS DISSASSEMBLED AND VISUALLY INSPECTED. FOUND BOTH INTAKE AND EXHAUST VALVE INNER VALVE SPRINGS WERE BROKEN IN 2 EACH PIECES AND…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 4 reportsShow fewer reports
- Reciprocating engine · valve spring · failedMar 4, 1998
PILOT REPORTED VIBRATION ON RT SIDE OF AIRCRAFT DURING TAKEOFF ROLL AND CLIMB OUT. COULD NOT CORRECT WITH ENGINE CONTROLS (RPM, M.A.P., FUEL OR MAGS). RETURNED TO AIRPORT MAINT FACILITY AND REPORTED OUT OF BALANCE PROP. UPON MAINT GROUND RUN, ENG RAN ROUGH, VIBRATION AT IDLE RPM AND BACKFIRING OUT…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026