N401YK, cancelled Oct 6, 2026

Service difficulty reports · 48

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 = 'N401YK' AND deregistration_id = 'N401YK-2026-10-06'
  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 NACA2024120200001Seat Track · crackedSEAT TRACK CRACKED BELOW STOP FITTING AT BS 887 LBL 45.50. SEAT TRACK REMOVED AND REPLACED FROM 480-510 AT LBL 24.75 IAW 737-400 SRM 51-4002 REPAIR OPTION 2.Dec 2, 2024 · N401YK · Boeing 737436 · Fuselage, Seat/Cargo Attach FittingsSDR NACA2023122200002Smoke Detector · failedLAVATORY SMOKE ALARM ACTIVATED IN FLIGHT, RESULTING IN MI @ 1740Z. DEFERRED PER MEL 26-16-02 CAT D. LAV SMOKE DETECTOR REMOVED AND REPLACED. PART INFO UNKNOWN TO TRAX.Dec 22, 2023 · N401YK · Boeing 737436 · Smoke DetectionSDR NACA2023112800001Power Supply · failedOPERATIONAL TEST FOUND THE EMERGENCY LIGHT FAILURE, EQUIP.NO: M1675, S/N:32476. REPLACED THE EMERGENCY LIGHT POWER SUPPLY REF AMM 33-51-51-962-016.Nov 28, 2023 · N401YK · Boeing 737436 · Emergency LightingSDR NACA2023102700001Unknown · unknownDURING NRC: CA1502/253 AFTER CORROSION REMOVED CHK OVER LIMIT. REMOVED DAMAGED SKIN AT #3 SLAT T/E WEDGE UPPER SURFACE BETWEEN SS 36.5 AND SS 38.3. MADE THE REPAIR FILLER AND DOUBLER, INSTALLED REPAIRED PARTS AND PERFORMED PERMANENT 250 DEGREE CURE METAL BONDOct 27, 2023 · N401YK · Boeing 737400 · Leading Edge DevicesSDR NACA2023102600001Unknown · unknownCABIN WINDOW FRAME GOT CORROSION ON STA 767+10 (R33) 1. BS767+7 S-11R+1.5'' 2. BS767+16 S-11R+13''. REPAIRED PER SRM 56-20-02Oct 26, 2023 · N401YK · Boeing 737436 · Flight Compartment WindowsSDR NACA2023102100003Unknown · unknownCABIN WINDOW FRAME GOT CORROSION ON STA 727G+10(L30). BS727+5, S-11L+15". REPAIRED PER SRM 56-20-02 AND EO 737-56-007Oct 21, 2023 · N401YK · Boeing 737400 · Fuselage Main, StructureSDR NACA2023102100002Unknown · unknownCABIN WINDOW FRAME GOT CORROSION ON STA 727F+10(L29).1.BS727+6,S-11L+8" 2.BS727+11,S-11L+16". REPAIRED PER SRM 56-20-02Oct 21, 2023 · N401YK · Boeing 737400 · Fuselage Main, StructureSDR NACA2023102100001Unknown · unknownCABIN WINDOW FRAME CORROSION ON STA 727C +10 (L26), REPAIRED PER SRM 56-20-02Oct 21, 2023 · N401YK · Boeing 737400 · Fuselage Main, StructureSDR NACA2023102000001Light · failedOPERATIONAL TEST FOUND EMERGENCY LIGHT FAILURE. REPLACE EMERGENCY LIGHT IAW AMM 33-51-51-962-016. OPS TEST NORMAL.Oct 20, 2023 · N401YK · Boeing 737400 · Emergency LightingSDR 2022F00063Hinge Fitting · crackedFORWARD ENTRY DOOR LOWER HINGE FITTING PN: 65C36075-1; INSTALLED FITTING IS CRACKED.Feb 23, 2022 · N401YK · Boeing 737 · Fuselage, Door HingeSDR 2022FA0000097Hinge Fitting · crackedFORWARD ENTRY DOOR LOWER HINGE FITTING PN: 65C36075-1; INSTALLED FITTING IS CRACKED.Feb 23, 2022 · N401YK · Boeing 737 · Fuselage, Door HingeSDR 2022F00105Tee Angle · corrodedAFT CARGO FLOOR PANEL STA 727-STA 727D SHOWS AMUMINUM BUT-JOINT STRIP PRIMER & PAINT DETERIORATED. NRC495Feb 10, 2022 · N401YK · Boeing 737400 · Fuselage Structure (General)SDR 2022F00077Lens · crackedFWD GALLEY SERVICE DOOR AREA EMERGENCY EXIT PLASTIC SIGN B08 BROKEN AT BOTH FWD/AFT UPPER CORNERSFeb 9, 2022 · N401YK · Boeing 100BOEING · Emergency LightingSDR 2022F00078Lens · crackedFWD ENTRY DOOR AREA PLASTIC EXIT EMERGENCY EXIT SIGN BROKEN AT LOWER FWD CORNER.Feb 9, 2022 · N401YK · Boeing 737400 · Emergency LightingSDR NACA2020010824177Stringer Clip · crackedBS727A, S20L CRACKED STRINGER CLIP. REPLACED CRACKED STRINGER CLIP AT STA 727A, STR 20L WITH NEW PART, PN 69-35352-2 IAW B737-400 SRM 51-40-02, REV 104 AND BOEING DWG #65-46595 REV K.Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, Attach FittingsSDR NACA2020010800176Frame · crackedBS500F, S20L - S21L, 1.04" WIRING PENETRATION HOLE CRACKED IN FRAME WEB. REPAIR IAW SB 737-53A1279 B737-400, 53-00-07 REPAIR 20Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, FrameSDR NACA2019122400175Frame · crackedBS500B, S21R - S22R TOOLING HOLE CRACKED IN FRAME. CONTACT BOEING ENGINEERING, SDR STILL OPENDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, FrameSDR NACA2019122400174Skin · crackedBS340, WL208 3 CRACKS FOUND AT L1 DOOR AFT LOWER CORNER ON FUSELAGE SKIN. CONTACT PEMCO ENGINEERING, SDR STILL OPENDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, Plate/SkinSDR NACA2020010800173Bulkhead · crackedCRACK FOUND ON BS178 BULKHEAD WEB AT LBL5.7 BETWEEN WL207 AND WL195. REPAIR PER SRM 53-10-08 REPAIR 10Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, BulkheadSDR NACA2020010800172Probe · corrodedRIGHT HAND ELEVATOR FEEL PITOT PROBE DAMAGED/CORRODED. REPLACED L/H ELEVATOR FEEL PITOT PROBE PN: 0851CM-2 SN: 167646 WITH NEW PITOT PROBE PN: 0851CM-2 SN: 166550 IAW B737-400 AMM 27-31-94 REV 90 SEE ATTACHED MTC-114 FOR SYSTEM TESTS AND DETAILS.Dec 24, 2019 · N401YK · Boeing 737436 · Pitot/Static SystemSDR NACA2020010800171Probe · corrodedLEFT HAND ELEVATOR FEEL PITOT PROBE DAMAGED/CORRODED. REPLACED L/H ELEVATOR FEEL PITOT PROBE PN: 0851CM-2 SN: 167646 WITH NEW PITOT PROBE PN: 0851CM-2 SN: 166550 IAW B737-400 AMM 27-31-94 REV 90 SEE ATTACHED MTC-114 FOR SYSTEM TESTS AND DETAILS.Dec 24, 2019 · N401YK · Boeing 737436 · Pitot/Static SystemSDR NACA2020010800170Floorbeam · crackedBS660 - BS666, FLOOR BEAM LOWER CHORD, LBL24.82 CRACK INDICATION IN FORWARD HOLE. RBL24.82 CRACK INDICATIONS IN FORWARD AND AFT HOLES. UPSIZE TO REMOVE CRACK IAW SB737-57A1296Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, Floor BeamSDR NACA2020010800169Intercostal · crackedBS279, S14R, CRACK FOUND ON FORWARD RADIUS TRIM OUT OF INTERCOSTAL (NDT HAS VERIFIED). REPLACED INTERCOSTAL AT STA 279 STR 14R WITH NEW PART IAW B737-400 SRM 51-10-02 REV 104 AND INSTALLED IAW B737-400 SRM 51-40-02 REV 104. INSTALLED PART NUMBER 65-45807-8 IADec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2020010800168Bracket · crackedBS332.1, S8R, INTERCOSTAL T-BRACKET FOR DOOR STOP #1 CRACKED IN LOWER RADIUS. (VERIFIED BY NDT). AFT SIDE OF R1 DOOR. REPLACED STA 332.1 STR 8R, INTERCOSTAL T-BRACKET FOR DOOR STOP #1 AFT SIDE OF R1 DOOR IAW BOEING DOC# 65-45813 REV AC & INSTALLED IAW B737-40Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2020010800167Skin · crackedRIGHT HAND LOWER HORIZONTAL STABILIZER SKIN, HSS142, ZONE "C" FORWARD OF REAR SPAR, SKIN CRACKED. REPAIRED R/H LOWER H-STAB SKIN. SSTA 147.9 ZONE "C" FWD OF REAR SPAR IAW BOEING SB 737-55-1059 FIG. 4 REV. 1 DATED APRIL 6, 2016.Dec 24, 2019 · N401YK · Boeing 737436 · Horizontal Stabilizer, Plate/SkinSDR NACA2020010800166Skin · corrodedLEFT HAND HORIZONTAL STABILIZER UPPER SKIN BLISTERED @ AFT SPAR @ ES149. REPAIRED LH H-STAB UPR SKIN @ AFT SPAR @ ELEV STA 149 IAW SR# 4-4652338756, WITHOUT DEVIATION.Dec 24, 2019 · N401YK · Boeing 737436 · Horizontal Stabilizer, Plate/SkinSDR NACA2019122400165Support Fitting · crackedLEFT HAND MAIN LANDING GEAR SUPPORT FITTING, #5 HOLE IS CRACKED IN 2 PLACES. DETERMINE WHICH LAYER CRACK IS IN. SDR STILL OPEN FOR FINAL FIX.Dec 24, 2019 · N401YK · Boeing 737436 · Wing, Landing Gear Attach FittingsSDR NACA2019122400164Support Fitting · crackedRIGHT HAND MAIN LANDING GEAR BEAM FORWARD SUPPORT FITTING 2 CRACKS FOUND, MOST INBOARD UPPER 2 HOLES (MARKED ON AIRCRAFT). REPAIRED 2 CRACKS FOUND DURING RH MLG BEAM FWD FITTING INSPECTION IAW BOEING SR#4-4628443870. SEE FAA FORM 8100-9 FOR APPROVAL. RII DDec 24, 2019 · N401YK · Boeing 737436 · Wing, Landing Gear Attach FittingsSDR NACA2020010800163Spar · corrodedFRONT SPAR LEFT HAND UPPER WING SURFACE WS246 CORROSION. L/H UPPER WING SURFACE W.S. 246, FRONT SPAR, REPAIRED IAW BOEING SERVICE REQUEST 4-4649225247, SEE 8100-9 FOR FINAL APPROVAL.Dec 24, 2019 · N401YK · Boeing 737436 · Wing SparSDR NACA2019122400162Structure · crackedPOSSIBLE CRACK BS290 S11R - S12R, RIGHT HAND ON OUTER CHORD. REPLACED CRACKED OUTER CHORD AT STA 290 STR 11-12 RH WITH PART NUMBER 65-45807-31 IAW BOEING DWG #65-45807 REV K.Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2019122400161Intercostal · crackedBS867 - BS887 RBL22.5 INTERCOSTAL CRACKED. REPLACED CRACKED INTERCOSTAL AT STA 867-887 RBL 22.5 IAW B737-400 SRM 51-40-02 REV 103. PN INFO NEEDED, STILL OPENDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2019122400160Structure · crackedBS727 S18A RIGHT HAND CRACK CONFIRMED IN CHORD. REMOVE AND REPLACE IAW BOEING SB737-53-1088 REV 1 AND BOEING DWG 65C33722. REMOVED AND REPLACED CHORD AT STA 727, RH SIDE, STRINGER 17- 26R IAW BOEING SERVICE BULLETIN 737-53-1088 REV 1, DATED MAY 25, 2006 AND BDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2020010800159Structure · crackedBS727 S18A LEFT HAND CRACK CONFIRMED IN CHORD. REMOVE AND REPLACE IAW BOEING SB737-53-1088 REV 1 AND BOEING DWG 65C33722. REMOVED AND REPLACED CHORD AT STA 727, LH SIDE, STRINGER 17- 26L IAW BOEING SERVICE BULLETIN 737-53-1088 REV 1, DATED MAY 25, 2006 AND BOEDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2019122400158Stop Fitting · crackedAD2018-18-03 REVEALED CRACKED #5 DOOR STOP FITTING ON FORWARD AIRSTAIR DOOR. RE&RE DOOR, REPLACE STOP FITTING, RIG DOOR & STOPS IAW SB737-53A1370 APPENDIX A. DATED DEC 13, 2017. ORIGINAL ISSUE. NEED PART INFO, STILL OPENDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Main, StructureSDR NACA2019122400157Fitting · crackedLEFT HAND ENGINE REAR ENGINE MOUNT HANGAR FITTING HAS PITTING CORROSION IN CONE BOLT MATING SURFACE. REPLACED #1 ENGINE REAR MOUNT HANGAR FITTING IAW B737-400 AMM 71-21-03 REV 90. SEE NDT REPORT NDT19-5645 FOR HANGAR BOLT INSPECTION. NO CRACKS FOUND. NEEDS PADec 24, 2019 · N401YK · Boeing 737436 · Engine Mount SectionSDR NACA2019123024156Support · corrodedBS 867 - 930, RBL21 SUPPORT ZEE WAS CORRODED AT VARIOUS PLACES, UPPER AND LOWER SIDE IN THE AFT CARGO BAY. BLENDED CORROSION IAW SRM 51-10-02 PAR.14, REV 103. NOMINAL MATERIAL THICKNESS WAS .040" IAW SRM 53-60-53 DETAIL 1, FIGURE 1, REV 103. MINIMUM REMAININDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2019123024155Channel · corrodedBS 927 - 947, RBL 13.8 IN THE AFT CARGO BAY, THE FLOOR CHANNEL WAS CORRODED AT VARIOUS PLACES. REPLACED THE CHANNEL IAW SRM REV 103, 51-10-02, PARA 8 AND 65-46592, REV A.Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2019123024154Channel · corrodedBS 727A + 5.0 RBL3.0 AFT CARGO FLOOR CHANNEL CORRODED. REPAIRED THE CHANNEL IAW SRM 53-00-53, REV 103.Dec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2019123024153Channel · corrodedBS 727F + 5, RBL 8.1, AFT CARGO FLOOR CHANNEL CORRODED. THE CHANNEL WAS BLENDED IAW SRM 51-10-02, PARAGRAPH 14, REV 103. ORIGINAL MATERIAL THICKNESS 0.080" IAW SRM 53-60-53 REV 103. THICKNESS REMOVED 0.036", THICKNESS REMAINING 0.042", THE CHANNEL WAS FOUNDec 24, 2019 · N401YK · Boeing 737436 · Fuselage Miscellaneous StructureSDR NACA2109123024152Bolt · corrodedLEFT WING OUTBOARD FLAP OUTBOARD GIMBAL BUSHING RETENTION BOLT CORRODED. REPLACED THE LEFT WING OUTBD FLAP OUTBAORD GIMBAL BUSHING AND RETENTION BOLT IAW AMM 27-51-37 REV 90.Dec 24, 2019 · N401YK · Boeing 737436 · Trailing Edge FlapsSDR NACA2019123024151Bushing · wornLEFT WING OUTBOARD FLAP, OUTBOARD FOREFLAP SEQUENCE CARRIAGE HARDWARE WAS CORRODED AND BUSHINGS WORN. THE HARDWARE & BUSHINGS WERE REPLACED IAW AMM 27- 51-37 C (2) (A), REV 90.Dec 24, 2019 · N401YK · Boeing 737436 · Trailing Edge FlapsSDR NACA2019123040150Access Panel · corrodedRIGHT HORIZONTAL STABILIZER LOWER SURFACE ACCESS PANEL 9222R AT HSS 56.01 WAS CORRODED UNDER AND AROUND ANCHOR NUTS. REPLACED THE ACCESS PANEL IAW SRM 51-30-01, REV 104. AND DWG 6553746, REV H.Dec 24, 2019 · N401YK · Boeing 737436 · Horizontal Stabilizer, Plate/SkinSDR NACA2019123040149Panel · corrodedLEFT VERTICAL STABILIZER PANEL 9566L CORRODED ON LOWER SURFACE. REPLACED THE PANEL IAW SRM 51-30-01 REV 104, AND SRM 51-40-02 REV 104.Dec 24, 2019 · N401YK · Boeing 737436 · Vertical Stabilizer, Plate/SkinSDR NACA2019123040148Strap · corrodedRIGHT HORIZONTAL STABILIZER PANEL 9223R MACHINED STRAP WAS CORRODED ON BOTTOM OF PANEL. REPLACED THE STRAP IAW DWG 65-53746, REV N, AND SRM 51-40-02, REV 104.Dec 24, 2019 · N401YK · Boeing 737436 · Horizontal Stabilizer StructureSDR NACA2019122400147Skin · corrodedWS150 STRINGER 13 LEFT HAND WING UPPER SURFACE HAS SURFACE CORROSION. L/H UPPER WING SURFACE REPAIRED @ WS 150-112, STR 13U-15U IAW BOEING SERVICE REQUEST 4-4649225247, SEE 8100-9 FOR FINAL APPROVALDec 24, 2019 · N401YK · Boeing 737436 · Wing, Plate/SkinSDR NACA2019123040146Skin · corrodedWS271, STRINGER 13 LEFT HAND WING UPPER SURFACE HAS SURFACE CORROSION. LEFT HAND WING UPPER SURFACE, WS 232 STR 13, REPAIRED IAW BOEING SERVICE REQUEST 4-4649225247, SEE 8100-9 FOR FINAL APPROVALDec 24, 2019 · N401YK · Boeing 737436 · Wing, Plate/SkinSDR NACA2019123040145Door · corrodedAFT PORTABLE WATER DOOR SHOWS EVIDENCE OF CORROSION. REPLACED AFT TOILET SERVICE DOOR WITH NEW IAW AMM 52-49-07, REV 90. BONDING CHECK SERVICEABLE.Dec 24, 2019 · N401YK · Boeing 737436 · Fluid Service DoorsSDR NACA201903270031Warning System · false activationFIRE WARNING, MASTER CAUTION LIGHT & BELL ACTIVATED FOR APPROXIMATELY 1 SECOND THEN SELF CLEARED. FIRE WARN/MASTER CAUTION LIGHT & BELL ACTIVATED UNTIL CANCELLED. UPON RECALL, FIRE WARN REMAINS OFF, MASTER CAUTION ILLUMINATES. PERFORMED AMM 26-11-00 ON THE ENMar 25, 2019 · N401YK · Boeing 737436 · Fire Detection
Back to N401YK, cancelled Oct 6, 2026