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Aircraft record

N7947Q1973 Cessna 402B

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Mar 30, 2020.

Safety record in brief:2 NTSB accidents (substantial damage at worst, latest Jul 2019)7 ADs may apply9 service difficulty reports

Registration
Deregistered
Last based in
Boise, ID
owner city / state
Engine
TSIO-520 SER · 300 hp
Cont Motor
Owners
1
since 1997
NTSB events
2
substantial, 2019
ADs may apply
7
confirm with A&P
Service reports
9
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
Western Airlines Lc
Owner type
LLC
City, state
Boise, ID
Certificate issued
May 13, 1997
Canceled
Mar 30, 2020
Airworthiness
Standard · Normal
Airworthiness date
Jun 22, 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
402B
Year
1973
Serial number
402B0397
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
10
Engines
2
Max takeoff weight
Up to 12,499 lb
Mode S code
AACA3D

Engine

Make and model
Cont Motor Tsio-520 Ser
Type
Reciprocating
Power
300 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 1997 – 2020Western Airlines LcBoise, ID

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026

NTSB events (2)

Accident · substantial damage

Jul 22, 2019 · Boise, ID

A ductile overstress fracture failure of the right main landing gear bell crank assembly pivot bolt, which resulted in a collapse of the right main landing gear.

Damage
Substantial
Injuries
None
Report
ANC19LA039

From NTSB records; matched by serial number.Read NTSB report (search CAROL for ANC19LA039)

Accident · substantial damage

Dec 29, 1983 · Davenport, IA

THE ACFT SKIDDED SIDEWAYS DURING LANDING ON AN ICY RWY. THE NOSE GEAR COLLAPSED SIDEWAYS WHEN IT COLLIDED WITH A SNOWBANK AT THE RWYS EDGE. THERE WERE NO INJURIES.

Damage
Substantial
Injuries
None
Report
MKC84LA048

From NTSB records; matched by serial number.Read NTSB report (search CAROL for MKC84LA048)

Accident history for this model

ADs 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.

ADSubjectEffectiveApplies to
2016-17-08Elevator Tab Control SystemSep 12, 2016Airframe (402B)
2009-16-03Teledyne Continental Motors (TCM) IO-520, TSIO-520, and IO-550 Series Reciprocating…Sep 9, 2009Engine (TSIO-520 SER)Only with: SAP investment cast cylinder assemblies P/Ns SA52000-A1, SA52000-A20P, SA52000-A21P, SA52000-A22P, SA52000-A23P, SA55000-A1, or SA55000-A20P installed.
2009-04-04Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, and 402B AirplanesMar 2, 2009Airframe (402B)Certain serial numbers: 401 655; 401 401-0001–401-0322; 401A 655; 401A 401A0001–401A0132; 401B 401B0001–401B0221; 402 402-0001–402-0322; …
2005-20-25The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411…Nov 9, 2005Airframe (402B)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.
2005-12-12Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 411, and 411A AirplanesJun 22, 2005Airframe (402B)
Show all 7 ADs
ADSubjectEffectiveApplies to
2000-01-16Cessna Aircraft Company 300 and 400 Series AirplanesFeb 15, 2000Airframe (402B)
98-04-28Cessna Aircraft Company Models T303, 310R, T310R, 335, 340A, 402B, 402C, 404, F406, 414…Mar 13, 1998Airframe (402B)

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (9)

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.

  • Reciprocating engine · adapter · brokenNov 15, 2014

    PILOT EXPERIENCED LT ENGINE FAILURE IN-FLIGHT DUE TO AN OIL LEAK. AFTER LANDING, INVESTIGATED OIL LEAK AND FOUND THAT THE OIL FILTER ADAPTER ASSEMBLY HAD CRACKED AND BROKEN OFF BELOW THE OIL FILTER, CAUSING THE LOSS OF OIL. INSTALLED NEW OIL FILTER ADAPTER, PN 641639.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Reciprocating engine · gasket · displacedJan 13, 2011

    ON A MX CK FLIGHT, AFTER CHANGING THE NR1 AND THE NR5 CYLINDERS, THE PILOT SAW SMOKE FROM THE LT ENG NACELLE. HE SECURED THE ENG AND RETURNED TO THE HANGAR. UPON OUR INVESTIGATION WE FOUND THAT THE OIL LEVEL WAS STILL ABOUT THE SAME AND THERE WAS INDICATIONS OF AN OIL LEAK BELOW THE ROCKER BOX…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine oil · sensor · false indicationJan 18, 2006

    OIL TEMP INDICATOR INDICATED FULL HOT READING ON INITIAL CLIMB. A/C RETURNED TO AIRPORT. OIL TEMP SENSOR WAS REPLACED AND AIRCRAFT WAS RETURNED TO SERVICE WITH NORMAL OPERATING INDICATIONS.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 9 reports
  • Flight controls · control cable · brokenSep 26, 2002

    ON SHORT FINAL, HEARD A THUD IN FLOORBOARDS. JUST AFTER PUTTING GEAR DOWN. AIRCRAFT HAD A SLIGHT YAW AND ROLL AND LANDED UNEVENTFULLY. TAXIED IN, SELECTED FLAPS UP AND SHUTDOWN AIRCRAFT. DURING POSTFLIGHT NOTICED FLAPS WERE STILL FULLDOWN. MAINTENANCE INSPECTION FOUND BROKEN FLAP CONTROL CABLE.…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Doors · escape hatch · separatedAug 16, 2002

    BETWEEN SLC & TWF PILOT REPORTED A LOUD BOOMING/STRIKING NOISE, AS IF HE HAD HIT A BIRD. UPON INVESTIGATION HE NOTICED THE ESCAPE HATCH WAS MISSING. HE NOTIFIED SALT LAKE CENTER OF THE SITUATION. NO OTHER DAMAGE WAS NOTICED. THE PILOT SLOWED THE AIRCRAFT AND CONTINUED SAFELY TO TWF.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Flight controls · control cable · brokenAug 14, 2001

    ON SHORT FINAL THE CABLE BROKE AND THE LEFT FLAP RETRACTED WHICH CAUSED A SPLIT FLAP CONDITION. REPLACED CABLE . INSPECTED THE OTHER FLAP CABLES, NO DEFECTS NOTED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · hinge · crackedMay 7, 1998

    HINGE ATTACHMENT DOUBLER CRACKED FOR UPPER RADIUS CORNER FORWARD AND DOWN. CRACK LENGTH, APPROXIMATELY 1.25 INCHES.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Landing gear · trunnion · crackedJan 19, 1998

    RETRACT ATTACH EAR CASTING BROKEN. SPACER P/N S133-4P32 AND BOLT P/N 464 P4-26 REPLACED WITH 1 'AN' 5 BOLT AND OVERTORQUED CAUSING UNDO STRESS TO CASTING.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Turbochargers · valve · failedAug 25, 1997

    LEFT ENGINE WENT TO NORMALLY ASPIRATED, DUE TO LT TURBO VALVE FAILURE.

    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

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