# Service difficulty reports: N973NA, cancelled Sep 12, 2013 A list on [N973NA, cancelled Sep 12, 2013](https://openairdocs.org/deregistered/N973NA-2013-09-12.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 99ZZZM666](https://openairdocs.org/sdr/99ZZZM666.md): Frame · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Frame > FRAME 27A LT CORRODED INBOARD OF LOWER INTERCOSTAL. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM665](https://openairdocs.org/sdr/99ZZZM665.md): Bulkhead Web · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Bulkhead > FORWARD BULKHEAD BONDING STRIP AT 11:00 O'CLOCK POSITION HAS CORROSION PITTING. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM664](https://openairdocs.org/sdr/99ZZZM664.md): Fitting · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Miscellaneous Structure > FUSELAGE ATTACH FITTING FOR SPLICE CONNECTING FRAMES 27A RT AND LT CORRODED. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM663](https://openairdocs.org/sdr/99ZZZM663.md): Stringer · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Longeron/Stringer > SPECIAL STRINGER ON LOWER KEEL BEAM, RIGHT SIDE HAS CORROSION BETWEEN FRAMES 24A RT AND 27A RT. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW 26 PERCENT MATERIAL THICKNESS SRM 53-51-00 PAGE 304. (M) - [SDR 99ZZZM662](https://openairdocs.org/sdr/99ZZZM662.md): Stringer · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Longeron/Stringer > SPECIAL STRINGER ON LOWER KEEL BEAM, LEFT SIDE HAS CORROSION BETWEEN FRAMES 24A LT AND 27A LT. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW 32 PERCENT MATERIAL THICKNESS SRM 53-51-00 PAGE 304. REMOVED AND - [SDR 99ZZZM661](https://openairdocs.org/sdr/99ZZZM661.md): Frame · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Frame > FOUND FRAMES 28A RT CORRODED INBOARD AND OUTBOARD OF LOWER INTERCOSTAL. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM660](https://openairdocs.org/sdr/99ZZZM660.md): Intercostal · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Miscellaneous Structure > FOUND INTERCOSTAL BETWEEN FRAMES 27A RT AND 28 RT BELOW STRINGER 16R CORRODED. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM659](https://openairdocs.org/sdr/99ZZZM659.md): Intercostal · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Miscellaneous Structure > INTERCOSTAL BETWEEN FRAMES 27A LT AND 28A LT BELOW STRINGER 19 CORRODED. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION REMOVED AND FOUND BEYOND LIMITS. (M) - [SDR 99ZZZM658](https://openairdocs.org/sdr/99ZZZM658.md): Frame · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Frame > FOUND UPPER CHORD ON FRAME 27A RT CORRODED INBOARD OF LOWER INTERCOSTAL. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION REMOVED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM657](https://openairdocs.org/sdr/99ZZZM657.md): Intercostal · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Miscellaneous Structure > FOUND INTERCOSTAL BETWEEN FRAMES 27A RT AND 28A RT BELOW STRINGER 19 CORRODED. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION REMOVED AND FOUND BEYOND LIMITS. (M) - [SDR 99ZZZM656](https://openairdocs.org/sdr/99ZZZM656.md): Frame · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Cargo/Baggage Doors > FOUND FORWARD CARGO DOOR INNER STRUCTURE HAS CORROSION AFT OF PRESSURE DOOR. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL. CORROSION REMOVED AND FOUND BEYOND LIMITS IAW SRM 51-21-42. (M) - [SDR 99ZZZM655](https://openairdocs.org/sdr/99ZZZM655.md): Frame · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Frame > FOUND FRAME 27A RT CORRODED INBOARD AND OUTBOARD OF LOWER INTERCOSTAL. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 51-21-58. (M) - [SDR 99ZZZM654](https://openairdocs.org/sdr/99ZZZM654.md): Floorbeam · corroded · Jun 3, 1999 · N973NA · Aerosp ATR42300 · Fuselage Main, Floor Beam > FOUND CORROSION ON FLOORBEAM FRAME 41 CENTER AREA BY FITTING. CAUSE OF CORROSION DETERMINED TO BE ENVIRONMENTAL CORROSION BLENDED AND FOUND BEYOND LIMITS IAW SRM 53-61-00 FIG 301. (M) - [SDR 98ZZZM357](https://openairdocs.org/sdr/98ZZZM357.md): Spar · corroded · Feb 23, 1998 · N973NA · Aerosp ATR42300 · Wing Spar > DURING ACCOMPLISHEMENT OF SB ATR 42-57-0044R2 AD 97-26-11, FOUND CORROSION DAMAGE ON THE LEFT WING REAR SPAR LOWER EXTRUSION FOUND OUT OF LIMITS. THE MANUFACTURE WAS CONTACTED AND A TEMPORARY REPAIR WAS PROVIDED ALLOWING TO FLY THE AIRCRAFT TO A BASE WHERE TH - [SDR 98ZZZX2406](https://openairdocs.org/sdr/98ZZZX2406.md): Seat Track · corroded · May 14, 1997 · N973NA · Aerosp ATR42300 · Fuselage, Seat/Cargo Attach Fittings > DURING A CPCP-4 CHECK PERFORMED AT AMR REGIONAL AIRCRAFT MAINTENANCE CENTER, SEAT TRACK FROM FRAMS 39 TO 41 HAVE CORRROSION IN LAVATORY. REMOVED AND REPLACED IAW SRM 51-00-00. CAUSE OF DAMAGE: LAVATORY/GALLEY SPILLS. - [SDR 98ZZZM541](https://openairdocs.org/sdr/98ZZZM541.md): Support · corroded · May 14, 1997 · N973NA · Aerosp ATR42300 · Fuselage Miscellaneous Structure > DURING A CPCP 4 CHECK PERFORMED AT AMR REGIONAL AIRCRAFT MAINTENANCE CENTER, CORROSION WAS FOUND ON THE SUPPORT BEAM THAT RUNS IN THE MIDDLE OF FRAME 39 AND 40 UNDER FLOOR PANEL 261AF IN THE LAVATORY. SUPPORT BEAM WAS REMOVED AND REPLACED IAW SRM 51-00-00. C - [SDR 98ZZZM540](https://openairdocs.org/sdr/98ZZZM540.md): Support · corroded · May 14, 1997 · N973NA · Aerosp ATR42300 · Fuselage Miscellaneous Structure > DURING A CPCP 4 CHECK PERFORMED AT AMR REGIONAL AIRCRAFT MAINTENANCE CENTER, CORROSION WAS FOUND ON THE SUPPORT BEAM THAT RUNS IN THE MIDDLE OF FRAME 39 AND 40 UNDER FLOOR PANEL 261AF IN THE LAVATORY. SUPPORT BEAM WAS REMOVED AND REPLACED IAW SRM 51-00-00. C - [SDR 96ZZZM1282](https://openairdocs.org/sdr/96ZZZM1282.md): Transfer Tube · loose · Jul 14, 1996 · N973NA · Aerosp ATR42300 · Fuel Injector Nozzle > DURING CLIMB, CREW RECEIVED FIRE INDICATION ON THE LEFT ENGINE AND FIRE BOTTLE WAS DISCHARGED. FOUND NR 14 SECONDARY FUEL NOZZLE TRANSFER TUBE LOOSE WITH FUEL LEAKAGE. ENGINE, BOTTOM COWLING ASSEMBLY AND ELECTRICAL HARNESS WERE REPLACED. SPECIFY PART CAUSIN - [SDR 96ZZZM608](https://openairdocs.org/sdr/96ZZZM608.md): Fitting · cracked · Jan 27, 1995 · N973NA · Aerosp ATR42300 · Nacelle/Pylon, Attach Fittings > DURING PHASE NR 4 INSPECTION, FOUND NR 2 ENGINE LEFT AFT LATERAL ENGINE MOUNT ATTACHMENT FITTING CRACKED WITH NO VIBRATION OR DISCREPANCY REPORTED DURING FLIGHT. MOUNT ATTACHMENT FITTING WAS REMOVED AND REPLACED. ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 = 'N973NA' AND deregistration_id = 'N973NA-2013-09-12' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N973NA-2013-09-12/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.