Boeing 747-4H6

Service difficulty reports · 524

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 = '7474H6'
  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 KCSA202512101238Fuel Tank · corrodedCORROSION FOUND ON FUEL CTR TANK BETWEEN UPPER SKIN EDGE AND CANTED AREA MAIN DECK STA 1241, BL 0, NWL 175Dec 10, 2025 · N740CK · Boeing 7474H6 · Fuel StorageSDR KCSA202512091237Power Supply · inoperativeEMERGENCY LIGHTS L5734 STA 498, L1382 STA 360, L5604 STA 470 WONT TURN ON.Dec 9, 2025 · N740CK · Boeing 7474H6 · Emergency LightingSDR KCSA202512091236Skin · corrodedCORROSION FOUND ON FUEL CTR TANK ON UPPER SKIN MAIN W/W UPPER SURFACE MAIN DECK STA 1241 LBL 2Dec 9, 2025 · N740CK · Boeing 7474H6 · Fuel StorageSDR KCSA202512091235Reservoir · dischargedEMERGENCY POWER RESEVOIR DISCHARGED (LH)Dec 9, 2025 · N740CK · Boeing 7474H6 · Emergency ExitsSDR KCSA202512051234Longeron Fitting · crackedAFTER NDT INSPECTION PER W/O 740037417 EO 5313-23-02 FOUND 1 EA FASTENER HOLE WITH CRACK INDICATION ON STA 2598 STR 11 LONGERON L/H SIDE UPPER FITTINGDec 5, 2025 · N740CK · Boeing 7474H6 · Fuselage Main, Longeron/StringerSDR KCSA202512051233Tension Tie · crackedAFTER TENSION TIE NDT INSPECTION FOUND 7 EA FASTENER HOLES WITH CRACK INDICATION ON STEEL PLATE STA 1180 R/HDec 5, 2025 · N740CK · Boeing 7474H6 · Fuselage Miscellaneous StructureSDR KCSA202512051232Plate · crackedAFTER TENSION TIE NDT INSPECTION FOUND 8 EA FASTENER HOLES WITH CRACK INDICATION ON STEEL PLATE BS 1140 RT.Dec 5, 2025 · N740CK · Boeing 7474H6 · Fuselage Main, StructureSDR KCSA202512051231Plate · crackedAFTER TENSION TIE NDT INSPECTION FOUND 7 EA FASTENER HOLES WITH CRACK INDICATION ON STEEL PLATE BS 1220 RT.Dec 5, 2025 · N740CK · Boeing 7474H6 · Fuselage Main, StructureSDR KCSA202512051230Plate · crackedAFTER TENSION TIE NDT INSPECTION FOUND 7 EA FASTENER HOLES WITH CRACK INDICATIONS ON STEEL PLATE BS 1180 LT.Dec 5, 2025 · N740CK · Boeing 7474H6 · Fuselage Miscellaneous StructureSDR KCSA202512051229Web · crackedSEVERAL CRACKED PANELS IN AREA INSIDE OF THE FUSELAGE FWD OF NOSE GEAR WELL STA 140-180 L/H AND R/H LOCATIONS. 4 EA. WEBSDec 5, 2025 · N740CK · Boeing 7474H6 · Fuselage Miscellaneous StructureSDR KCSA202504261076Bulb · inoperativeMULTIPLE EMERGENCY LIGHTS ARE INOP ON UPPER DECKApr 26, 2025 · N740CK · Boeing 7474H6 · Emergency LightingSDR KCSA202502121010Beam · crackedLW FIXED TRAILING EDGE BEAM LWR CHORD DAMAGED INBD OF #4 FLAP TRACK FAIRING AT APPROX WBL 255Feb 12, 2025 · N741CK · Boeing 7474H6 · Wing Main, Frame StructureSDR KCSA202502121009Web · crackedLW FIXED TRAILING EDGE BEAM WEB CRACKED ON INBD OF #4 FLAP TRACK FAIRING AT APPROX WBL 255Feb 12, 2025 · N741CK · Boeing 7474H6 · Wing Miscellaneous StructureSDR KCSA202502071008Light · inoperativeMULTIPLE FORWARD UPPER DECK EMERGENCY LIGHTS INOPFeb 7, 2025 · N741CK · Boeing 7474H6 · Emergency LightingSDR KCSA202502071007Light · inoperativeEMERGENCY LIGHT AT STA 470 INOPFeb 7, 2025 · N741CK · Boeing 7474H6 · Emergency LightingSDR KCSA202501241003Light · no testMULTIPLE UPPER DECK EMERGENCY LIGHTS TURN OFF AFTER 3 SECONDS OF OPERATION.Jan 24, 2025 · N740CK · Boeing 7474H6 · Emergency LightingSDR UIEA2025010400003Warning Message · activatedLOW SPEED RTO PRIOR TO 40 KIAS, #1 EPR INDICATION DISAPPEARED.(<P>REF MEL 73-21-01 DMI 223505 OPERATION NOTE #4 FOR EPR INDICATION LOSS. </P> / <P>PERFORMED HIGH ENERGY STOP INSPECTION PER AMM 05-51-10. BRAKE TEMP WAS 0, NO SPECIAL PROCEDURE RECOMMEND. OK FOR Jan 4, 2025 · N718BA · Boeing 7474H6 · Engine Pressure Ratio (EPR)SDR UIEA2024122001179Light · inoperativeUPPER DECK EMERGENCY LIGHTS INOP. MAIN DECK RH ZONE EMERGENCY LIGHTS INOP.(<P>R/R UPPER DECK EMERGENCY LT POWER SUPPLY IAW AMM 33-51-04 SN 49816 PN BPS7-3. TEST GOOD, ALL CHECKS PASSED. R/R PWR SUP BATTERY IAW AMM 33-51-04 SN 54269 PN 2013-1A. TEST PASSED, ALDec 20, 2024 · N718BA · Boeing 7474H6 · Emergency LightingSDR KCSA202411091115Light · inoperativeU/D L/H EMERGENCY DOOR EMERGENCY LIGHTS INOPNov 9, 2024 · N740CK · Boeing 7474H6 · Emergency LightingSDR KCSA202407111086Battery Pack · no testR/H UPPER DECK DOOR SLIDE BATTERY PACK FAILS OPS CHECKJul 11, 2024 · N741CK · Boeing 7474H6 · Emergency EquipmentSDR KCSA202408053020Battery · unserviceable100170844 LEFT UPPER DECK DOOR EMERGENCY LIGHT INOPERABLE. REMOVED AND REPLACED POWER SUPPLY BATTERY AND OPERATIONAL CHECK GOOD IAW B747-400 AMM 33-51-04.Jun 30, 2024 · N741CK · Boeing 7474H6 · Emergency LightingSDR KCSA202406281084Skin · damagedLOWER HALF OF FUSELAGE EXTERNAL SKIN HAS EVIDENCE OF LIGHTNING STRIKE RIGHT SIDE APPROX STA 200 AND S-31AJun 28, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406281083Fitting · crackedFOUND FITTING CRACKED AT RH STR-19 AT R5 DOORJun 28, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, StructureSDR KCSA202406271082Hinge Bracket · crackedFWD CARGO DOOR AFT HINGE HAS CRACKED BRACKET ON THE DOOR SIDEJun 27, 2024 · N741CK · Boeing 7474H6 · Fuselage, Door HingeSDR KCSA202406271081Stringer · corrodedFWD PIT STRINGER 42L HAS CORROSION AT APPROX BS 995Jun 27, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Longeron/StringerSDR KCSA202406271080Stringer · corrodedFWD CARGO STRINGER 47R HAS CORROSION AT APPROX BS 995Jun 27, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Longeron/StringerSDR KCSA202406211078Skin · damagedLOWER HALF OF FUSELAGE EXTERNAL SKIN HAS EVIDENCE OF LIGHTNING STRIKE RIGHT SIDE APPROX STA 160 AND S-47Jun 21, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406211077Skin · damagedLOWER HALF OF FUSELAGE SKIN HAS EVIDENCE OF LIGHTNING STRIKE RIGHT SIDE APPROX STA 160 AND S-39Jun 21, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406141076Skin · damagedEVIDENCE OF LIGHTNING STRIKE ON FUSELAGE SKIN @ STA 464 APPROX LS-1Jun 14, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406141075Skin · damagedEVIDENCE OF LIGHTNING STRIKE ON FUSELAGE SKIN @ STA 435 APPROX LS-1Jun 14, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406141074Skin · damagedEVIDENCE OF LIGHTNING STRIKE ON FUSELAGE SKIN @ STA 591 ABOVE LS-19Jun 14, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406141073Skin · damagedLOWER HALF OF FUSELAGE EXTERNAL SKIN HAS EVIDENCE OF LIGHTNING STRIKE LEFT SIDE APPROX STA 160 AND S-41Jun 14, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406141072Skin · damagedLOWER HALF OF FUSELAGE EXTERNAL SKIN HAS EVIDENCE OF LIGHTNING STRIKE RIGHT SIDE APPROX STA 208 AND S-42AJun 14, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406131071Skin · damagedLOWER HALF OF FUSELAGE EXTERNAL SKIN HAS EVIDENCE OF LIGHTNING STRIKE RIGHT SIDE APPROX STA 200 AND S-42AJun 13, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA202406111070Stiffener · crackedCRACKED STIFFENER FOUND ON L/H NWW SIDEWALL PANEL AT WL 130 STA 320-340 LBL 30Jun 11, 2024 · N741CK · Boeing 7474H6 · Fuselage Miscellaneous StructureSDR KCSA202406111069Stiffener · crackedCRACKED STIFFENER FOUND ON R/H NWW SIDEWALL PANEL AT WL 130 STA 320-340 RBL 30Jun 11, 2024 · N741CK · Boeing 7474H6 · Fuselage Miscellaneous StructureSDR KCSA202406051068Skin · damagedLOWER HALF OF FUSELAGE EXTERNAL SKIN HAS EVIDENCE OF LIGHTNING STRIKE RIGHT SIDE APPROX STA 160 AND S-42AJun 5, 2024 · N741CK · Boeing 7474H6 · Fuselage Main, Plate/SkinSDR KCSA2024052417Smoke Detector · faultedON FINAL FOR 8R, AIRCRAFT LOWER CARGO FIRE WARNING ANNUNCIATED. FOLLOWED QRH AND DISCHARGED FIRE BOTTLES. PER B747-400 AMM 05-51-95 CONDITIONAL INSPECTION COMPLETED AND NO DEFECTS NOTED. CARGO DETECTOR AIRCRAFT 3 LOOP B FAIL. REPLACED CARGO AIRCRAFT 3 LOOP BMay 24, 2024 · N740CK · Boeing 7474H6 · Fire DetectionSDR UIEA2024040500236Plate · corrodedCORROSION- PLATE, UPPER FACE OF R/H WING T/E INBD MID FLAP TOP PNL, WBL 375(<P>1. PERFORM PERMANENT REPAIR - CORROSION DAMAGES ON RH WING MID FLAP UPPER SKIN PANEL WBL 375 ~ WBL 408 AREA IAW EGAT EI T2024A57M-751 REV 1 2. CONDITION CHECK IS SATISFACTORY.</P>)Apr 5, 2024 · N718BA · Boeing 7474H6 · Wing Miscellaneous StructureSDR UIEA2024040500235Skin · corrodedBULGE-SKIN, LOWER FACE OF RH WING T/E FORE FLAP L/E FRONT SPAR LOWER CHORD AREA, WBL 242 AND WBL 244(<P>1. PERFORM PERMANENT REPAIR AT RH WING T/E INBD FORE FLAP LOWER SURFACE WBL 242 ~ WBL 244 IAW EGAT EI T2024A57M-752 REV 1. 2. CONDITION CHECK IS SATISFACTORApr 5, 2024 · N718BA · Boeing 7474H6 · Trailing Edge FlapsSDR KCSA202401121002Seat Track · brokenCAPTAINS RH AFT SEAT TRACK BROKENJan 12, 2024 · N741CK · Boeing 7474H6 · Fuselage, Seat/Cargo Attach FittingsSDR KCSA202401111001Battery · failedU/P EMERGENCY LIGHTS AT APPROX STA. 700-780 CENTER AND L/H ONLY STAY ON FOR A FEW SECONDS BEFORE TURNING OFF.Jan 11, 2024 · N741CK · Boeing 7474H6 · Emergency LightingSDR KCSA202311141137Battery · inoperativePERFORMED EMERGENCY POWER RESERVOIR CHECK OPS CHECK FAILED R/H UPPER DOOR BATTERY INOPNov 14, 2023 · N740CK · Boeing 7474H6 · Emergency ExitsSDR KCSA202311021130Rib · crackedL/E RIB CRACKED AT W.S. 756.95 ON L/H WING.Nov 2, 2023 · N741CK · Boeing 7474H6 · Wing, Rib/BulkheadSDR KCSA202311021129Light · inoperativeUPPER DECK EMERGENCY LIGHTS AT ABOUT STATION 600 INOP.Nov 2, 2023 · N741CK · Boeing 7474H6 · Emergency LightingSDR KCSA202310201128Light · inoperativeUPPER DECK R/H DOOR EMERGENCY LIGHTS INOP.Oct 31, 2023 · N741CK · Boeing 7474H6 · Emergency LightingSDR KCSA2023092736Snubber · failedL1 DOOR DIFFICULT TO OPEN AND CLOSE. FOUND ROTARY SNUBBER TO BE BAD, REMOVED AND REPLACED ROTARY SNUBBER IAW 747-400 AMM 52-11-10, OPERATIONS CHECKS NORMAL.Sep 27, 2023 · N740CK · Boeing 7474H6 · Passenger/Crew DoorsSDR KCSA202309141110Seat Track · corrodedPOSSIBLE CORROSION ON SEAT TRACK AT STA 1670 RBL 12.Sep 14, 2023 · N740CK · Boeing 7474H6 · Fuselage, Seat/Cargo Attach FittingsSDR KCSA202309141109Support Fitting · corrodedLH OB ELEVATOR REACTION HINGE SUPPORT FITTING IS CORRODED.Sep 14, 2023 · N740CK · Boeing 7474H6 · Elevator Miscellaneous StructureSDR KCSA202309141108Bulkhead · crackedSTA 2598 BLKHD R/H FWD INNER CHORD CRACKED AT 1 EA. LOCATIONSep 14, 2023 · N740CK · Boeing 7474H6 · Fuselage Main, Bulkhead
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