Boeing 747-4B5

Service difficulty reports · 241

Newest first. General aviation reporting is voluntary.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = '7474B5'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR KCSA2026101260Battery · no testLEFT EMERGENCY DOOR BATTERY TEST FAILED. REPLACED LH EMERGENCY DOOR BATTERY PACK IAW B747-400 AMM 52-23-14. OPS CHECK GOOD. NO DEFECTS NOTED. PLACARDS REMOVED. THIS CLEARS DMI 100355921.Oct 12, 2026 · N707CK · Boeing 7474B5 · Emergency LightingSDR KCSA202609221220Battery Pack · inoperativeBATTERY LIGHT DOES NOT ILLUMINATE FOR L/H FLOOR MOUNTED ESCAPE SLIDESep 22, 2026 · N708CK · Boeing 7474B5 · Emergency LightingSDR KCSA202609221219Bulb · inoperativeUPPER DECK EMERGENCY LIGHTS INOP AT APPROX BS 420, 520 AND 620Sep 22, 2026 · N708CK · Boeing 7474B5 · Emergency LightingSDR KCSA202609221218Stringer · crackedSTRINGER 10R AT STA 500 CRACKEDSep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Main, Longeron/StringerSDR KCSA202609221217Stiffener · crackedAFT CARGO DOOR FORWARD VENT DOOR FORWARD AND AFT STIFFENERS CRACKED ON LOWER RADIUSSep 22, 2026 · N708CK · Boeing 7474B5 · Cargo/Baggage DoorsSDR KCSA202609221216Floorbeam · corrodedRT UPPER DECK FLOOR FRAME UPPER TEE, AT BS 340 CORRODED AT RBL 32.Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Main, Floor BeamSDR KCSA202609221215Shear Web · corrodedSHEAR WEB ON UPPER DECK FLOOR, BS 340-360, BL 0 HAD CORROSIONSep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Miscellaneous StructureSDR KCSA202609221214Mount · crackedFORWARD CARGO DOOR FORWARD ROTARY ACTUATOR LIFT LINK ATTACH FITTING MOUNT CRACKED.Sep 22, 2026 · N708CK · Boeing 7474B5 · Cargo/Baggage DoorsSDR KCSA202609221213Stringer · crackedSTRINGER 10L, BS 500 CRACKED.Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Main, Longeron/StringerSDR KCSA202609221212Floor Support · crackedFORWARD CARGO INTERCOSTAL CRACKED, LBL 45.5, BS 827-832.Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Miscellaneous StructureSDR KCSA202609221211Floor Support · crackedFORWARD CARGO INTERCOSTAL CRACKED, LBL 45.5, BS 504Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Miscellaneous StructureSDR KCSA202609221210Cargo Track · corrodedRIGHT AFT CARGO TRACK AT BS 1820, RBL 25 CORRODED AT TWO FASTENER LOCATIONS.Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage, Seat/Cargo Attach FittingsSDR KCSA202609221209Attach Angle · crackedRIGHT NLG WW SIDEWALL STIFFENER TO VERTICAL BEAM ATTACH ANGLE AT BS 340, WL 170, CRACKED.Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Main, Attach FittingsSDR KCSA202609221208Attach Angle · crackedLEFT NLG WW SIDEWALL STIFFENER TO VERTICAL BEAM ATTACH ANGLE AT BS 340, WL 170, CRACKED.Sep 22, 2026 · N708CK · Boeing 7474B5 · Fuselage Main, Attach FittingsSDR KCSA2026051826Slide · deployed100326532: UPPER DECK LH DOOR SLIDE DEPLOYED. REMOVED AND REPLACED LH DOOR SLIDE IAW B747-400 AMM 25-68-01, TEST NORMAL.May 18, 2026 · N708CK · Boeing 7474B5 · Escape SlideSDR KCSA202604201622Arming Lever · bindingARMING LEVER FOR ESCAPE SLIDE HARD TO MOVE TO AUTO/ARM POSITION, DOOR UPPER DECK RT A/T. INSPECTED & LUBED ARMING LEVER MECHANISM & SYS OPS CHK GOOD IAW AMM 52-23-07Apr 16, 2026 · N707CK · Boeing 7474B5 · Emergency ExitsSDR KCSA202604111030Battery · inoperativeFO'S EMERGENCY FLASHLIGHT INOPApr 11, 2026 · N709CK · Boeing 7474B5 · Emergency EquipmentSDR KCSA202604111029Battery · inoperativeCA'S EMERGENCY FLASHLIGHT INOP.Apr 11, 2026 · N709CK · Boeing 7474B5 · Emergency EquipmentSDR KCSA202603311027Pressure Deck · crackedRIGHT WING GEAR WHEEL WELL CANTED PRESSURE DECK COMPOSITE PANEL HAS EVIDENCE OF A CRACKMar 31, 2026 · N707CK · Boeing 7474B5 · Wing Main, Frame StructureSDR KCSA202603311026Web · crackedL/H HORIZONTAL STAB OTBD CLOSURE RIB WEB CRACKEDMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311025Support Angle · crackedL/H HORIZONTAL STAB UPPER TIP FAIRING SUPPORT CRACKED APPROX 26 IN. FROM STAB T/EMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311024Support Angle · crackedL/H HORIZONTAL STAB LWR TIP FAIRING SUPPORT CRACKED APPROX 38.5 IN. FROM STAB T/EMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311023Spar · corrodedCORROSION FOUND EXTERIOR AFT SPAR AT CENTER TANK R/H OVRD/ JETTISON PUMPMar 31, 2026 · N707CK · Boeing 7474B5 · Fuselage Main, FrameSDR KCSA202603311022Support Angle · crackedL/H HORIZONTAL STAB LOWER TIP FAIRING SUPPORT CRACKED APPROX 29.5 IN. FROM STAB T/EMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311021Beam · corrodedFOUND EVIDENCE OF CORROSION ON FORWARD (STA. 660-680) CARGO COMPARTMENT LATERAL BEAM ACCESS DOOR.Mar 31, 2026 · N707CK · Boeing 7474B5 · Fuselage Main, StructureSDR KCSA202603311020Pressure Deck · crackedRIGHT WING GEAR WHEEL WELL CANTED PRESSURE DECK WEB CRACKED AT STA 1238, RBL 75Mar 31, 2026 · N707CK · Boeing 7474B5 · Fuselage Main, StructureSDR KCSA202603311019Web · crackedR/H HORIZONTAL STAB OTBD CLOSURE RIB WEB CRACKEDMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311018Support · crackedR/H HORIZONTAL STAB TIP RIB HAS CRACK ON PANEL SUPPORT EDGE LOWER CHORDMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311017Support · crackedR/H HORIZONTAL STAB TIP RIB HAS CRACK ON PANEL SUPPORT EDGE LOWER CHORDMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311016Support · crackedR/H HORIZONTAL STAB TIP RIB HAS CRACK ON PANEL SUPPORT EDGE UPPER CHORDMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311015Support · crackedR/H HORIZONTAL STAB TIP RIB HAS CRACK ON PANEL SUPPORT EDGE UPPER CHORDMar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer Miscellaneous StructureSDR KCSA202603311014Support · crackedRT HORIZONTAL STAB TIP RIB HAS CRACK ON PANEL SUPPORT EDGE LOWER CHORD.Mar 31, 2026 · N707CK · Boeing 7474B5 · Horizontal Stabilizer StructureSDR KCSA202603311013Frame · crackedR2 DOOR INTERIOR STRUCTURE HAS CRACK, LOWER AFT CORNER.Mar 31, 2026 · N707CK · Boeing 7474B5 · Passenger/Crew DoorsSDR KCSA202603311012Frame · crackedR4 DOOR STRUCTURE IS CRACKED, LOWER AFT CORNERMar 31, 2026 · N707CK · Boeing 7474B5 · Service DoorsSDR KCSA2026033017Light · inoperativeMULTIPLE SIDEWALL LIGHTS INOP ON MAIN DECK. REMOVED AND REPLACED MULTIPLE SIDEWALL LIGHTS IAW AMM 33-51-00. ALL CHECKS GOOD. NO DEFECTS NOTED.Mar 30, 2026 · N709CK · Boeing 7474B5 · Emergency LightingSDR KCSA202601061000Reservoir · low pressureLEFT FWD FLOOR EVACUATION SLIDE RESERVOIR FOUND TO BE NOT WITHIN PRESSURE LIMITSJan 6, 2026 · N709CK · Boeing 7474B5 · Escape SlideSDR KCSA202511271227Lamp · inoperativeONE LIGHT INOP IN MAIN DECK EMERGENCY LIGHT ASSEMBLY.Nov 27, 2025 · N708CK · Boeing 7474B5 · Emergency LightingSDR KCSA202512121245Lamp · inoperativeAFT EMERGENCY LIGHT ON L/H UPPER DECK INOPNov 26, 2025 · N708CK · Boeing 7474B5 · Emergency LightingSDR KCSA2025111865Pump · faulted100280839: HYD QTY LOW 1 DEMAND PUMP AND ENGINE PUMP BOTH OFF BEFORE SYS FLUID 0. ACTION TAKEN: REMOVED AND REPLACED #1 EDP HYD 1. IAW B747-400 AMM 29-11-05-004 AND 29-11-05-904. ALL CHECKS GOOD. NO LEAKS NOTED. DRY MOTOR PERFORMED. NO DEFECTS NOTED.Nov 18, 2025 · N708CK · Boeing 7474B5 · Hydraulic Pump (Electric/Engine), MainSDR KCSA2025111263Actuator · unserviceableGEAR DOOR ACTION TAKEN: REMOVED & REPLACED RH BODY LANDING GEAR DOOR ACTUATOR IAW B747-400 AMM 32-33-27. GEAR DOOR REMAINED INOP. SEE SDR SECTION 5. SPECIFIC PART OR STRUCTURE CAUSING DIFFICULTY FOR OFF PART INFORMATION. PN ON 1U1193-7 SN ON 3849. REF GEAR Nov 12, 2025 · N708CK · Boeing 7474B5 · Landing Gear ActuatorSDR KCSA2025111800263Actuator · unserviceableGEAR DOOR, R & R RT BODY LANDING GEAR DOOR ACTUATOR IAW AMM 32-33-27. GEAR DOOR REMAINED INOPERATIVE. R & R BODY GEAR ALT-EXT ACTUATOR ROTARY IAW AMM 32-35-01. PERFORMED OPS CHECK IAW AMM 32-35-00. OPS CHECKED GOOD. RT BODY GEAR DOOR BUMP STOP MISSING BOLNov 12, 2025 · N708CK · Boeing 7474B5 · Landing Gear Position and WarningSDR KCSA202509201168Bulb · inoperativeLADDER EMERGENCY LIGHT INOPSep 20, 2025 · N709CK · Boeing 7474B5 · Emergency LightingSDR KCSA2025080268Access Door · out of adjustUPPER DECK ACCESS DOOR LATCHES WILL NOT LOCK. ADJUSTED AND ALIGNED UPPER DECK ACCESS DOOR LATCHES IAW AMM 20-00-00Aug 2, 2025 · N707CK · Boeing 7474B5 · Fixed Inner DoorsSDR KCSA202512080268Latch · out of adjustUPPER DECK ACCESS DOOR LATCHES WILL NOT LOCK. ADJUSTED AND ALIGNED UPPER DECK ACCESS DOOR LATCHES IAW B747-400 AMM 20-00-00Aug 2, 2025 · N707CK · Boeing 7474B5 · DoorsSDR KCSA202507021108Bulkhead Web · crackedL/H BODY LANDING GEAR WHEEL WELL BULKHEAD HAS A CRACK IN WEB AT STA 1480 WL 100 APPROXJul 2, 2025 · N707CK · Boeing 7474B5 · Fuselage Main, BulkheadSDR KCSA202507011107Sign · inoperativeSELF ILLUMINATED EXIT SIGNS FAIL OPS CHECKJul 1, 2025 · N709CK · Boeing 7474B5 · Emergency LightingSDR KCSA202507011106Seal Depressor · crackedR/H UPPER DECK CREW DOOR FWD UPPER CORNER SEAL DEPRESSOR CRACKEDJul 1, 2025 · N709CK · Boeing 7474B5 · Fuselage Main, StructureSDR KCSA202507011105Seal Depressor · crackedL/H UPPER DECK CREW DOOR FWD UPPER CORNER SEAL DEPRESOR CRACKEDJul 1, 2025 · N709CK · Boeing 7474B5 · Fuselage Main, StructureSDR KCSA202506261104Intercostal · crackedLWR FWD CARGO DOOR AT APPROX BS 580 JUST AFT OF THE FWD LIFT ACTUATOR ON THE DOOR STRUCTURE THE INTERCOSTAL WEB IS CRACKED ABOUT 3" LONGJun 26, 2025 · N709CK · Boeing 7474B5 · Cargo/Baggage DoorsSDR KCSA202506261103Escape Reel · unwanted deployFLIGHT DECK EMERGENCY DESCENT DEVICE P/N 379103D-21 S/N 11800 EVIDENCE OF DEPLOYMENTJun 26, 2025 · N709CK · Boeing 7474B5 · Emergency Equipment
Back to Boeing 747-4B5