Boeing 737-401

Service difficulty reports · 2,961

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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 = '737401'
  ORDER BY difficulty_date DESC"

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SDR USAASB99122Wire · brokenPHL - MAINTENANCE FOUND THE CABIN FLOOR EMERGENCY PROXIMITY LIGHTS INOPERATIVE. MAINTENANCE REPAIRED A BROKEN WIRE AT SEAT ROW 8. OPERATIONAL CHECK GOOD. (M)May 6, 1999 · N412US · Boeing 737401 · Light System WiringSDR USAA990429Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .375 INCH CRACK IN FRAME AT BS 400 BETWEEN STRINGER 8L AND STRINGER 9. FABRICATED DOUBLER AND INSTALLED PER EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990428Angle · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 1 INCH CRACK IN RADIUS AT STATION 294.5 RBL 54.75 WL 208 ANGLE. INSTALLED DOUBLER ANGLE PER SRM 51-70-11. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990427Floorbeam · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND CORROSION AT STATION 986.5 ALONG ENTIRE FLOORBEAM CORROSION TASK NR C53-107-02. INSTALLED NEW T-CAP, STRAPS, AND SPLICE PER TR 53-60-01. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, Floor BeamSDR USAA990426Beam · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 1 INCH SPOT OF SURFACE CORROSION AT FS 328 RBL 40 BEAM, CORROSION TASK NR C53-107-02. SPLICED IN NEW SECTION OF T-CAP PER SRM 53-10-51. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990425Bulkhead · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 5.3 INCH BY 3.5 INCH AREA OF CORROSION AT RBL 3 STATION 1016 PLUS 5 INCHES BL 0 PRESS BULKHEAD. INSTALLED DOUBLER PER SRM 53-80-08. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAA990424Strap · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 2 INCH BY 67 INCH AREA OF SPOTTED CORROSION AT RBL 20 STATION 780-847 STRAP. INSTALLED NEW STRAP PER SRM 51-10-02. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990419Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK AT BS 867 BETWEEN STRINGER 8R AND STRINGER 9R FRAME. INSTALLED DOUBLER PER SRM 53-00-07 FIG 202 AND EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990418Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK AT BS 907 BETWEEN STRINGER 8R AND STRINGER 9R FRAME. INSTALLED DOUBLER PER SRM 53-00-07 FIG 202 AND EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990417Floor · crackedCLT - DURING Q-2 CHECK, NDT VISUAL INSPECTION, FOUND A .75 INCH CRACK AT BS 663.75 LBL 32 FLOOR. INSTALLED DOUBLER PER EA 64378. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Floor PanelSDR USAA990416Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK AT BS 787 BETWEEN STRINGER 8R AND STRINGER 9R FRAME. INSTALLED DOUBLER PER SRM 53-00-07 FIG 202 AND EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990415Web · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK AT STATION 178 LBL 4.5 W/L 201 WEB. FABRICATED AND INSTALLED DOUBLER PER EA 6420. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990414Tie Clip · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK AT TIE CLIP STATION 767 STRINGER 26L. REMOVED AND REPLACED STRINGER TIE CLIP PER SRM 51-10-2. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990413Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 9 INCH CRACK IN FRAME AT BS 747 BETWEEN STRINGER 8L AND STRINGER 9L. INSTALLED DOUBLER PER EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990412Floorbeam · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 32 INCH AREA OF CORROSION AT STATION 947.5 LT AND RT OF BL 0 FLOORBEAM. REPAIRED 'T' CAP PER TR 53-60-02. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, Floor BeamSDR USAA990399Angle · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 26 INCH AREA OF CORROSION AT FORWARD ENTRY DOOR THRESHOLD 'Z' ANGLE F/S 270 TO FS 344 LBBL 55. REMOVED AND REPLACED 'Z' ANGLE PER REPAIR DOCUMENT 51-70-13. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990398Floorbeam · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 1 INCH AREA OF SPOTTED CORROSION FROM STATION 787 TO 847 RBL 14 FLOORBEAM. CORROSION TASK NR C53-208-01. REMOVED AND REPLACED PER TR 53-00-53. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, Floor BeamSDR USAA990397Web · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 14 INCH BY 30 INCH AREA OF SPOTTED CORROSION UNDER AFT CARGO SILL PANEL WEB. CORROSION TASK NR C53-202-07. REMOVED AND REPLACED PER SRM 51-10-02. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990381Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK IN FRAME AT BS 727A BETWEEN STRINGER 8R AND STRINGER 9R. REPAIRED DOUBLER PER EA 64326 AND SRM 53-00-07 FIG 202. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990380Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK IN FRAME AT BS 727D BETWEEN STRINGER 8L AND STRINGER 9L. REPAIRED DOUBLER PER EA 64326 AND SRM 53-00-07 FIG 202. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990379Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK IN FRAME AT BS 727F BETWEEN STRINGER 8R AND 9R. DOUBLER REPAIRED PER SRM 53-00-07 GIF 202. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990378Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .5 INCH CRACK IN FRAME AT BS 747 BETWEEN STRINGER 8R AND STRINGER 9R. REPAIRED DOUBLER PER EA 64326 AND SRM 53-00-07 FIG 202. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990377Beam · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND AN AREA OF SURFACE CORROSION SPOTS APPROX 1 INCH AT FS 312, LBBL 24 TO RBBL 12. CORROSION TASK NR C53-107-02. SPLICED IN NEW SECTION OF 'T' CAP PER SRM 53-10-51. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990372Bulkhead · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 6 INCH AREA OF CORROSION AT PRESSURE BULKHEAD RT OF BL 0 JUST AFT STATION 1016. INSTALLED DOUBLER PER SRM 53-80-08. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAA990371Bulkhead Web · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND CORROSION AFT PRESSURE BULKHEAD DOME WEB STIFFENER AT BOTTOM OF BL 0 STATION 1016. INSTALLED REPAIR STIFFENER AND REPAIR SPLICES PER SRM 53-70-11. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAA990370Bulkhead · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 1.5 INCH CRACK AT BS 178 RBL .5 WL 188 BULKHEAD WEB. INSTALLED DOUBLER PER SRM 53-10-08. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAA990369Beam · corrodedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND SURFACE CORROSION FS 344 BL 0 TO LBBL 10 BEAM. CORROSION TASK NR C53-107-02. INSTALLED T-CHORD PER EA 64363 AND TR 53-10-03. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990368Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK AT BS 727F BETWEEN STRINGER 8L AND 9L FRAME. INSTALLED DOUBLER PER SRM 53-00-07, SRM 53-30-07, 53-60-07 AND EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990367Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .375 INCH CRACK AT BS 867 BETWEEN STRINGER 8L AND 9L FRAME. INSTALLED DOUBLER PER SRM 53-00-07 AND EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990366Frame · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK AT BS 827 BETWEEN STRINGER 8L AND 9L FRAME. INSTALLED FILLER AND DOUBLER PER SRM 53-00-07, 53-30-07, 53-60-07 AND EA 64326. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Main, FrameSDR USAA990362Web · crackedCLT - DURNG Q-2 CHECK VISUAL INSPECTION, FOUND A CRACK .5 INCH VERTICAL ON WEB AT STATION 178 RBL 4.5 WL 201 BULKHEAD WEB. INSTALLED DOUBLER AND FILLER PER T/R 53-10-07 REV A. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990361Web · crackedCLT - DURING Q-2 CHECK VISUAL INSPECTIOIN, FOUND A CRACK .5 INCH VERTICAL ON WEB AT STATION 178 RBL 4.5 WL 198 BULKHEAD WEB. INSTALLED DOUBLER AND FILLER PER T/R 53-10-07 REV A. (M)May 2, 1999 · N413US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990510Bulkhead Angle · drill marksCLT - DURING Q-2 CHECK, FOUND 3 PLACES .125 INCH DRILL MARKS AT BS 1030 RBL 23 (UNDER FLOOR ATTACH ANGLE) AT 1016 PRESSURE BULKHEAD. BLENDED AREAS/DRILLED HOLE AT DAMAGE AND RIVETS INSTALLED PER SRM 53-80-08. (M)Apr 30, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAA990450Bulkhead · corrodedCLT - DURING Q-2 CHECK, FOUND 3 INCHES OF CORROSION AT BL 0 AFT OF 1016 ON WEB OF PRESSURE BULKHEAD, CORROSION LEVEL 2. INSTALLED WEB STIFFENER PER SRM 53-80-08. (M)Apr 30, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAA990449Bulkhead · corrodedCLT - DURING Q-2 CHECK, FOUND 4INCH BY 10 INCH CORROSION AT STRINGER 27R TO 27L AT BOTTOM OF AFT PRESSURE BULKHEAD. CORROSION TASK NR C53-202-1. CORROSION LEVEL 2. INSTALLED DOUBLER PER SRM 53-80-08. (M)Apr 30, 1999 · N413US · Boeing 737401 · Fuselage Main, BulkheadSDR USAASB99108Egt Indication · malfunctionedSDF - FLT 1266 - EN ROUTE FROM MCI-DCA, AT FL330, THE NR 1 ENGINE EGT WAS ON THE RISE AND WENT TO FULL SCALE WITH RED EGT OVERTEMP LIGHT ILLUMINATING. FUEL FLOW, OIL PRESSURE AND OIL TEMPERATURE WERE ALL NORMAL. DIGITAL TEMPERATURE INDICATOR WENT BLANK. CREApr 23, 1999 · N407US · Boeing 737401 · Engine EGT/TIT Indicating SystemSDR USAASB99111Battery Charger · failedIAH - MAINTENANCE FOUND THE SEAT MOUNTED EMERGENCY EXIT LIGHTING AT SEAT ROWS 12 THROUGH 19 INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY CHARGER AT STATION 747, LEFT SIDE. OPERATIONAL CHECK GOOD. (M)Apr 21, 1999 · N408US · Boeing 737401 · Emergency LightingSDR USAASB99106Adi · failedCLT - FLT 306 - JUST AT ROTATION, WHILE TAKING OFF FROM CLT, THE FIRST OFFICERS ADI CIRCUIT BREAKER TRIPPED. CREW RESET THE CIRCUIT BREAKER BUT IT TRIPPED AGAIN. CREW ELECTED TO RETURN TO FIELD AT CLT. FLIGHT LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLAApr 20, 1999 · N424US · Boeing 737401 · Integrated Flight SystemSDR USAA990305Frame · crackedCLT - DURING VISUAL CHECK INSPECTION, FOUND A 3 INCH CRACK ON FRAME STATION 870 BL 0 BOTTOM FLANGE. REMOVED CRACKED SKIN, FILLER AND REPAIRED PER SRM 53-00-07. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, FrameSDR USAA990288Skin · corrodedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A 1 INCH BY 4 INCH AREA OF CORROSION BS 757 BL 0 SKIN. INSTALLED DOUBLER PER SRM 53-00-01. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, Plate/SkinSDR USAA990284Support · corrodedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A .5 INCH BY .5 INCH AREA OF CORROSION AT BS 330, WL 208.10 AND RBBL 52 FLOOR SUPPORT. REPLACED FLOOR SUPPORT PER SRM 51-10-02. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990283Skin · corrodedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A .1 INCH BY .4 INCH AREA OF CORROSION AT BS 797 BL 0 SKIN. INSTALLED DOUBLER PER SRM 53-00-01 FIG 202. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, Plate/SkinSDR USAA990277Floorbeam · corrodedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A .5 INCH BY .5 INCH AREA OF CORROSION AROUND NUT PLATES BS 986 LBL 44 - RBL 30 'T' CAP OF FLOORBEAM. CORROSION TASK NR C53-107-02. REPAIRED PER TR 53-60-01. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, Floor BeamSDR USAA990255Frame · crackedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A .800 INCH CRACK AT FORWARD FRAME OF AFT CARGO DOOR 2 INCH ABOVE FORWARD LATCH ARM. INSTALLED DOUBLER PER SRM 52-30-02. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990254Frame · crackedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A 4 INCH CRACK AT BS 807 OBL FRAME. INSTALLED REPAIR PLATE AND FILLERS PER SRM 53-00-07. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, FrameSDR USAA990234Tie Clip · crackedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A CRACK AT STATION 277 STRINGER 24L TIE CLIP. REPAIRED PER SRM 51-10-02. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990225Floorbeam · corrodedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A .5 INCH BY .5 INCH AREA OF CORROSION AT NUT PLATE HOLES BS 947 LBL 24 - RBL 24 FLOORBEAM, CORROSION TASK NR C53-107-02. INSTALLED REPAIR 'T' SECTION AND REPAIR ANGLE PER SRM 53-00-51. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, Floor BeamSDR USAA990217Angle · crackedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A 2 INCH CRACK BS 294 WL 208.10 RBBL 55 ANGLE STIFFENER. REPAIRED PER SRM 51-10-02. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA990216Frame · crackedCLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND A 3 INCH CRACK BS 294, WL 208.10 RBBL 55 FRAME. INSTALLED DOUBLER PER SRM 51-70-11 EA 63977. (M)Apr 1, 1999 · N415US · Boeing 737401 · Fuselage Main, FrameSDR USAASB99069Battery Pack · dischargedCLT - MAINTENANCE FOUND THE EMERGENCY LIGHTS IN HALF THE CABIN INOPERATIVE. ALSO, FOUND THE EMERGENCY EXIT LIGHT AT SEAT ROW 11, LEFT SIDE, INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK AND CHARGER ASSEMBLY AT SEAT ROW 20. OPERATIONAL CHECK GMar 12, 1999 · N424US · Boeing 737401 · Emergency Lighting
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