N493MC

Service difficulty reports · 301

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

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 n_number = 'N493MC' AND registry_match = 'registration'
  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 UIEA2026022200065Adc · faultedALT DISAGREE EICAS MSG LEVEL FLIGHT AT FL280 GREATER THAN 200' L 27760 R/R CAPT LH AIR DATA COMPUTER IAW AMM 34-12-01/401 AND IPC 25-71-31-01A. OPS CHECK GOOD</P>)Feb 22, 2026 · N493MC · Boeing 74747UF · Air Data ComputerSDR UIEA2026021300050Engine · failed16 SECONDS AFTER T/O OUT OF XHM, SOMETHING WAS INGESTED INFLIGHT INTO ENG NR 1, CREW HEARD A LOUD BANG. ENG NR 1 PARAMETERS STARTED TO DECLINE. VIB STARTED AND THRUST DROPPED, ENG WAS SHUT DOWN, AND FLIGHT DECLARED PAN PAN AND DIVERTED TO PVG. ENGINE 1 REMOVFeb 13, 2026 · N493MC · Boeing 74747UF · Engine (Turbine/Turboprop)SDR UIEA2025121901352Skin · crackedLEFT WING OTBD AFT FLAP BOTTOM SKIN AT INBD AREA FOUND CRACKED. LT WING O/B AFT FLAP BOTTOM SKIN AT I/B AREA PERFORMED TIME-LIMITED REPAIR IAW EA 1957A259 PART 1 REV.0. NO FURTHER DEFECTS NOTED.Dec 20, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025031400335Fairing · dentedR/H H.STAB L/E FAIRING 341CR O/B REPAIR PATCH FND DENT(<P>DENT AREA REPAIRED AS PER SRM 55-10-01-2R-2 REPAIR 2 FIG 201. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Horizontal Stabilizer StructureSDR UIEA2025031800354Channel · crackedSTA 720 RH UPPER DECK TENSION TIE FWD CHANNEL FOUND CRACK APPROX 3/8" IN LENGTH(<P>TENSION TIE REPAIRED AS PER SRM 53-20-30-2R-1 REPAIR 1 (REPAIR IS CAT B). NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Miscellaneous StructureSDR UIEA2025032100363Structure · corrodedM/D STA 1175 RBL 11.33 CHORD LWR SURFACE CORRODED(<P>CHORD REPLACED AS PER SRM 51-10-02. NEW CHORD HOLES TRANSFERRED AS PER SRM 51-40-05. NEW CHORD INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, StructureSDR UIEA2025032100364Lug · crackedINTERCOSTAL LUG FITTING AT STA 1000 RBL 11.33 FOUND CRACK(<P>INTERCOSTAL LUG FITTING REPLACEMENT AS PER ATLAS AIR EO 4453C024 REV 4 PART 7 STEP 3 CONDITION 11. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, Attach FittingsSDR UIEA2025032200374Shear Tie · crackedSHEAR TIE AT STA 1000 RBL 33.99 FOUND CRACK(<P>SHEAR TIE REPLACEMENT AS PER ATLAS AIR EO 4453C024 REV 4 PART 8 STEP 2 CONDITION 13 AND RI-53-14-17485 REV A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Internal Mounting StructureSDR UIEA2025032300380Rib · crackedR/H H/STAB TIP CLOSURE RIB FOUND LOWER CHORD CRACKED(<P>CRACK LOWER CHORD REPLACED AS PER SRM 51-10-02. NEW LOWER CHORD HOLES TRANSFERED AS PER SRM 51-40-05. NEW LOWER CHORD INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Horizontal Stabilizer, Spar/RibSDR UIEA2025032300381Rib · crackedR/H H/STAB TIP CLOSURE RIB FOUND WEB CRACKED(<P>CRACK WEB REPLACED AS PER SRM 51-10-02. NEW WEB HOLES TRANSFERED AS PER SRM 51-40-05. NEW WEB INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Horizontal Stabilizer, Spar/RibSDR UIEA2025032300382Rib · crackedRH H.STAB TIP CLOSURE RIB FOUND UPPER CHORD CRACKED(<P>CRACK UPPER CHORD REPLACED AS PER SRM 51-10-02. NEW UPPER CHORD HOLES TRANSFERRED AS PER SRM 51-40-05. NEW UPPER CHORD INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Horizontal Stabilizer, Spar/RibSDR UIEA2025032500385Bulkhead · crackedLH BS 1480 B/HEAD VERTICAL WEB I/B AREA FOUND CRACK(<P>VERTICAL WEB CRACK AREA REPAIRED A PER SRM 53-40-08-2R-1 REPAIR FIG 201 AND RI-53-40-17541 REV B. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, BulkheadSDR UIEA2025032500386Bulkhead · crackedRH BS 1480 B/HEAD VERTICAL WB I/B AREA FOUND CRACK(<P>VERTICAL WEB CRACK AREA REPAIRED AS PER SRM 53-40-08-2R-1 REPAIR 1 FIG 201 AND RI-53-40-17541 REV B. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Rotorcraft Tail BoomSDR UIEA2025032500387Skin · worn#3 RH CORE COWL UPPER AFT AREA FND WORN OUT(<P>WORN OUT AREA REPAIRED AS PER SRM 54-41-01-2R-5 REPAIR 5 FIG 202 DETAIL III. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Nacelle/Pylon, Plate/SkinSDR UIEA2025032700391Skin · damagedFUS SECTION 48 APPROX STA 2658 - STA 2701, WL 280-WL 340 AREA FOUND FUS SKIN SEVERAL RIVETS LOOSE(<P>SKIN REPLACED AS PER RI-53-80-17492 REV B. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, Plate/SkinSDR UIEA2025032700394Skin · debondedLHW O/B FORE FLAP LOWER T/E O/B AREA FOUND DEBOND(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800395Skin · damagedRHW I/B MID FLAP O/B T/E SCREW HOLE FOUND ELONGATED(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. K. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800396Skin · delaminatedLH ELEVATOR UPPER I/B AREA FOUND DELAMINATION(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Elevator, Plate/SkinSDR UIEA2025032800397Skin · chafedRHW I/B AILERON LOWER O/B AREA FOUND CHAFING(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-06 PAR 5. G. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · AileronsSDR UIEA2025032800398Skin · puncturedLHW O/B FORE FLAP LOWER T/E MID AREA FOUND PUNCH(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800399Skin · delaminatedLHW O/B MID FLAP MOST O/B L/E FAIRING FOUND DELAMINATION(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800400Access Door · worn#2 PYLON I/B ACCESS DOOR #462ER FOUND 2EA SCREW HOLES WORN(<P>PANEL FABRICATED AS PER RI-54-50-17522 REV A . NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Nacelle/Pylon, Main FrameSDR UIEA2025032800401Skin · bulgedLHW I/B FORE FLAP LOWER SURFACE O/B PANEL FOUND BULGE UP(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-10 REPAIR 4 FIG.202. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800402Skin · bulgedLHW I/B FORE FLAP LOWER SURFACE O/B PANEL FOUND BULGE UP(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-10 REPAIR 4 FIG.202. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800403Skin · bulgedRHW I/B FORE FLAP LOWER SURFACE I/B PANEL FOUND BULGE UP(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-10 REPAIR 4 FIG.202. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800404Skin · bulgedRHW I/B FORE FLAP LOWER SURFACE O/B PANEL FOUND BULGE UP(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-10 REPAIR 4 FIG.202. NO FURTHER DEFECTS NOTED.</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800405Skin · chafedRHW I/B AFT FLAP UPPER SURFACE MOST I/B PANEL FOUND CHAFING(<P>PERFORMED PERMANENT REPAIR AS PER RI-57-53-17513 REV. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800406Skin · chafedRHW I/B AFT FLAP UPPER SURFACE MOST O/B PANEL FOUND CHAFING(<P>PERFORMED PERMANENT REPAIR AS PER RI-57-53-17526 REV. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800407Skin · scratchedLHW O/B AFT FLAP UPPER SURFACE I/B PANEL FOUND PUNCH(<P>PERFORMED PERMANENT REPAIR AS PER SRM 51-70-10 REPAIR 4 FIG.201. NO FURTHER DEFECTS NOTED</P> / <P> </P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800408Skin · scratchedLHW O/B AFT FLAP UPPER SURFACE O/B PANEL FOUND SCRATCH(<P>PERFORMED PERMANENT REPAIR AS PER RI-57-58-17523 REV. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800409Skin · scratchedLHW O/B AFT FLAP UPPER SURFACE MID PANEL FOUND SCRATCH(<P>PERFORMED PERMANENT REPAIR AS PER RI-57-58-17523 REV. A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Trailing Edge FlapsSDR UIEA2025032800410Frame · crackedLH BS 2231 FRAME STR 16 ONE EACH FASTENER HOLE FOUND 2EA CRACK.(<P>STR 16 AND STR 17L CRACK AREA REPAIRED AS PER RI-53-60-17501 REV A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, FrameSDR UIEA2025032800411Frame · crackedLH BS 2231 FRAME STR 17 ONE EACH FASTENER HOLE FOUND CRACK(<P>STR 16L AND STR 17L CRACK AREA REPAIRED AS PER RI-53-60-17501 REV A. (WORK DETAIL REFER WO.4545643 (5.738)). NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, FrameSDR UIEA2025032800412Spar · crackedRHW I/B MID FLAP REAR SPAR WEB O/B EDGE FWD CRACK(<P>REAR SPAR WEB CRACK AREA REPAIRED AS PER RI-57-53-17514 REV A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Wing SparSDR UIEA2025032800413Floorbeam · puncturedAFT CARGO COMPT RH STA 1880 RBL 36 FLOOR BEAM SUPPORT WEB FOUND PUNCH(<P>WEB REPAIRED AS PER RI-53-65-17515 REV A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, Floor BeamSDR UIEA2025032800414Web · cracked1EA CRACK WAS FOUND ON WEB AROUND 2EA FASTENERS ON LHW MID SPAR WEB UPPER FROM WS 382 TO WS 441(<P>M/D SPAR WEB REPAIRED AS PER RI-57-20-17528 REV A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Wing Miscellaneous StructureSDR UIEA2025032800415Web · cracked5EA CRACK WERE FOUND ON WEB AROUND 2EA FASTENERS ON RHW MID SPAR WEB UPPER FROM WS 382 TO WS 411(<P>MID SPAR WEB REPAIRED AS PER RI-57-20-17527 REV A. NO FURTHER DEFECTS NOTED</P>)Apr 18, 2025 · N493MC · Boeing 74747UF · Wing Miscellaneous StructureSDR UIEA2025040100420Keelbeam · corrodedKEEL BEAM PNL 191KK AFT SUPPORT BEAM FOUND CORROSION(<P>KEEL BEAM PNL 191KK APT CORROSION SUPPORT BEAM REPLACED AS PER SRM 51-10-02. NEW SUPPORT BEAM HOLES TRANSFER AS PER SRM 51-40-05. NEW SUPPORT BEAM INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED.<Apr 18, 2025 · N493MC · Boeing 74747UF · Fuselage Main, KeelSDR UIEA2024081500832Oxygen Mask · leakingCREW REPORTED O2 LEAK, INSUFFICIENT QTY FOR CONTINUING TO ANC, DIVERTED TO YYC. CAPT O2 MASK HAD JUST BEEN REPLACED IN JFK PRIOR TO DEPARTURE.(<P>FOUND LOOSE FITTING ON 1ST OBSERVER O2 MASK BOX AND RETORQUED IAW AMM 35-11-18. NO FURTHER DEFECTS NOTED</P>)Aug 15, 2024 · N493MC · Boeing 74747UF · Crew Oxygen SystemSDR UIEA2024061400519Fmc · failedLEFT FMC FAILURE(<P>R/R LEFT FMC IAW AMM 34-61-01 AND IPC 34-61-01-01B. OPS CHECK GOOD. TEST PASSED.</P>)Jun 14, 2024 · N493MC · Boeing 74747UF · Flight Management Computing Hardware SystemSDR UIEA2024061100513Detector · faultedEQUIPMENT COOLING EICAS MESSAGE ON DEPARTURE FROM HKG. NON NORMAL CHECKLIST COMPLETED. EICAS CLEARED. AFTER LANDING EICAS MESSAGE RETURNED. REF CMC MESSAGE 21519. DURING WIRING CHECKS IAW WDM 21-58-01 WIRE BETWEEN F/D LOW FLOW DETECTOR (M7933) PIN 2 AND EQUIPApr 11, 2024 · N493MC · Boeing 74747UF · Air Distribution SystemSDR UIEA2024020500071Door · missingDURING WALK AROUND, FOUND LH BODY GEAR STRUT OUTBOARD DOOR MISSING.(<P>INSTALLED LH BODY LANDING GEAR STRUT OUTBOARD DOOR AND CK OK PER AMM 32-14-06.</P>)Feb 5, 2024 · N493MC · Boeing 74747UF · Landing Gear DoorsSDR UIEA2023040100300Unknown · unknownRIGHT SUPERNUMERARY SEAT OXYGEN MASKS DEPLOYED (UNCOMMANDED) IN FLIGHT(<P>TRANSFER TO DMI 183092 PER MEL 35-21-01-02-01 CAT C, DUE DATE 11APR2023. 2 RIGHT SUPERNUMARY SEAT BLOCKED FOR PSU INOP (DOOR NOT SECURABLE). DOOR CLOSED AND SECURED BY TAPE. REPOSITIONEApr 1, 2023 · N493MC · Boeing 74747UF · Oxygen SystemSDR UIEA2023031000243Transceiver · unknownATB-RH HF RADIO NOT TRANSMITTING.(<P>REMOVED AND REPLACED RH HF TRANSCEIVER PER AMM 23-11-00. OPS CHECK GOOD</P>)Mar 9, 2023 · N493MC · Boeing 74747UF · UHF Communications SystemSDR UIEA2023020500091None · noneSTA 900 LBL68" U/D TENSION TIE AFT CHANNEL 1EA HOLE FOUND CRACKED.(<P>STA 900 LBL68" U/D TENSION TIE AFT CHANNEL 1EA HOLE CRACK AREA OVERSIZE REPAIRED IAW EO 4453A301 PART 5 AND SB 747-53A2502 FIG 11.</P>)Mar 1, 2023 · N493MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2023021400112None · noneRH 920 UPPER DECK TENSION TIE AT AFT CHANNEL FOUND 1 EA FASTENER HOLE CRACK AT 1 O/C POSITION(<P>STA 920 RBL 67" TENSION TIE CHANNEL 1 EA FASTENER HOLE CRACK AREA OVERSIZED DIA 0.278 REPAIRED IAW EO 4453A301 PART 6 AND SB 747-53A2502 REV A FIG 11</P>)Mar 1, 2023 · N493MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2023021400113None · noneRH 880 UPPER DECK TENSION TIE AFT CHANNEL FOUND 1EA FASTENER HOLE CRACK AT 10 O/C POSITION(<P>STA 880 RBL 70.25 TENSION TIE CHANNEL 1 EA FASTENER HOLE CRACK AREA OVERSIZED DIA 0.309 REPAIRED IAW EO 4453A301 PART 6 AND SB 747-53A2502 REV.A FIG 11</P>)Mar 1, 2023 · N493MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2023021400114None · noneRH 840 UPPER DECK TENSION TIE AFT CHANNEL FOUND 1 EA FASTENER HOLE CRACK AT 10 O/C POSITION(<P>STA 840 RBL 74.5" TENSION TIE CHANNEL 1 EA FASTENER HOLE CRACK AREA OVERSIZED DIA 0.309 REPAIRED IAW EO 4453A301 PART 6 AND SB 747-53A2502 REV.A FIG 11 </P>)Mar 1, 2023 · N493MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2023021500118None · noneRHW L/E OLES 1520 LWR FIXED PNL SUPPORT CHANNEL FOUND CORROSION.(<P>RHW L/E OLES 1520 TO OLES 15835 LWR FIXED PNL SUPPORT CHANNEL P/N: 65B11862-30 CORROSION DAMAGE AREA REPAIRED IAW RI-57-00-16071 REV.A</P>)Mar 1, 2023 · N493MC · Boeing 74747UF · Wing StructureSDR UIEA2023021500120None · noneF/D COCKPIT CENTER CONSOLE ADJACENT OF PEDDLE LHS PANEL FOUND CRACK(<P>F/D - COCKPIT LH PILOTS FORWARD PANEL SUPPORT WEB CRACK AREA REPAIRED IAW RI-53-00-16058 REV.A</P>)Mar 1, 2023 · N493MC · Boeing 74747UF · Fuselage Structure (General)
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