# Service difficulty reports: Douglas DC-8-21 A list on [Douglas DC-8-21](https://openairdocs.org/model/douglas-dc-8-21.md). Newest first. General aviation reporting is voluntary. - [SDR DU4R2009373](https://openairdocs.org/sdr/DU4R2009373.md): Skin · dented · Jun 25, 2009 · N407NV · Doug DC821 · Landing Gear Doors > S/O NR 193034 N/R 44359- DURING SCHEDULED INSPECTION, FOUND LT NOSE W/W DOOR HAS A DENT IN INTERNAL SKIN. - [SDR DU4R2009370](https://openairdocs.org/sdr/DU4R2009370.md): Seat Track · corroded · Jun 23, 2009 · N407NV · Doug DC821 · Fuselage, Seat/Cargo Attach Fittings > S/O NR 193034N N/R43800 - DURING SCHEDULED INSPECTION, FOUND CORROSION IN MID CARGO COMPARTMENT AT LT FS 712 SUPPORT AT TRACK LOCATION. - [SDR DU4R2009371](https://openairdocs.org/sdr/DU4R2009371.md): Skin · unknown · Jun 21, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034, N/R 44304 - DURING SCHEDULED INSPECTION, FOUND LIGHTNING STRIKE AT FS 469 L-26R - L-27R. - [SDR DU4R2009372](https://openairdocs.org/sdr/DU4R2009372.md): Skin · dented · Jun 14, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034, N/R 44334 - DURING SCHEDULED INSPECTION, FOUND DENT ON RT FUSELAGE AT FS 559 L-25R-L-26R FOUND TO BE WITHIN 1 INCH OF RIVET CENTERLINE. - [SDR DU4R2009363](https://openairdocs.org/sdr/DU4R2009363.md): Threshold · corroded · Jun 13, 2009 · N407NV · Doug DC821 · Fuselage Miscellaneous Structure > S/O NR193034 NR 43825 - DURING SCHEDULED INSPECTION, FOUND AFT CARGO COMPARTMENT THRESHOLD HAS AREA OF CORROSION. - [SDR DU4R2009364](https://openairdocs.org/sdr/DU4R2009364.md): Skin · dented · Jun 12, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O 193034 NR 44270 - DURING SCHEDULED INSPECTION, FOUND MULTIPLE DENTS LT UPPER FUSELAGE AT FS 221-226.5, L-4L. - [SDR DU4R2009368](https://openairdocs.org/sdr/DU4R2009368.md): Skin · dented · Jun 11, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034 SN 44327 DURING SCHEDULED INSPECTION, FOUND DENT ON RT FUSELAGE AT FS 530, L-24R - L-25R FOUND TO BE WITHIN 1 INCH OF RIVET CENTER LINE. - [SDR DU4R2009365](https://openairdocs.org/sdr/DU4R2009365.md): Skin · dented · Jun 11, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034 NR 44297 - DURING SCHEDULED INSPECTION, FOUND EXISTING DENT AT FS 146, L-18L IS WITHIN 1 INCH OF INTERNAL DOUBLER, WITH SHARP CREASE. - [SDR DU4R2009367](https://openairdocs.org/sdr/DU4R2009367.md): Skin · dented · Jun 10, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034 SN 44337 DURING SCHEDULED INSPECTION, FOUND EXISTING DENT RT FUSELAGE AT FS 503, L-24R - L-25R FOUND TO BE WITHIN 1 INCH OF RIVET CENTER LINE. - [SDR DU4R2009366](https://openairdocs.org/sdr/DU4R2009366.md): Skin · dented · Jun 10, 2009 · N407NV · Doug DC821 · Passenger/Crew Doors > S/O NR 193034 SN 44296 DURING SCHEDULED INSPECTION, FOUND DENT ON L-1 DOOR SKIN AT FS 195, L-9L. - [SDR DU4R2009361](https://openairdocs.org/sdr/DU4R2009361.md): Skin · dented · Jun 10, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034, NR 44335 - DURING SCHEDULED INSPECTION, FOUND DENT ON RT EXTERIOR AT FS 579, L-26R - L-27R FOUND TO BE WITHIN 1 INCH OF RIVET. - [SDR DU4R2009360](https://openairdocs.org/sdr/DU4R2009360.md): Structure · damaged · Jun 8, 2009 · N407NV · Doug DC821 · Elevator Structure > S/O NR 193034, NR 44285, DURING SCHEDULED INSPECTION, FOUND TORN METAL WITH POSSIBLE LIGHTNING STRIKE DAMAGE ON RT ELEVATOR LOWER SURFACE TOP CAP AT T/E AND OTBD AFT EDGE WITH RIVETS BROKEN LOOSE ON UPPER SIDE. - [SDR DU4R2009359](https://openairdocs.org/sdr/DU4R2009359.md): Skin · damaged · Jun 6, 2009 · N407NV · Doug DC821 · Fuselage Main, Plate/Skin > S/O NR 193034 NR 44260, DURING SCHEDULED INSPECTION, FOUND CREASE AT FS 317, LONGERON 29R. - [SDR DU4R2009358](https://openairdocs.org/sdr/DU4R2009358.md): Cusp Web · corroded · Jun 4, 2009 · N407NV · Doug DC821 · Fuselage Miscellaneous Structure > S/O 193034, N/R 44180, DURING SCHEDULED INSPECTION, FOUND LT CABIN CUSP WEB HAS CORROSION AT FS 646. - [SDR DU4R2009362](https://openairdocs.org/sdr/DU4R2009362.md): Skin · chafed · May 31, 2009 · N407NV · Doug DC821 · Cargo/Baggage Doors > S/O 193034 NR 43687 - DURING SCHEDULED INSPECTION, FOUND C-1 CARGO DOOR EXTERNAL SKIN LOWER FWD AND AFT AREA HAS WEAR (CHAFE). - [SDR ASMF200708007](https://openairdocs.org/sdr/ASMF200708007.md): Control Valve · leaking · Aug 25, 2007 · N501AM · Doug DC821 · Engine Thrust Reverser > DURING TRANSIT CHECK WAS DETECTED A HYDRAULIC LEAK IN THE LT ENGINE REVERSE CONTROL VALVE. THE VALVE WAS REPLACED IAW MM 78-31-04, TESTED CORRECT AND 6/4 OF HYDRAULIC FLUID WERE REPLENISHED IAW MM 12-13-82. - [SDR ASMF200504006](https://openairdocs.org/sdr/ASMF200504006.md): Generator · failed · Apr 8, 2005 · N501AM · Doug DC821 · AC Generation System > AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF YAW DAMPER AND ANTISKID LIGHTS TURNED ON. THE POWER RELAY GENERATOR AND AC CROSS TIE RELAY WERE REPLACED IAW MM 24-20-06 CORRECTING THE FAILURE, BUT DURING ENGINES RUNNING TEST WAS NOT POSSIBLE TO CROSS FEED FR - [SDR ASMF200503002](https://openairdocs.org/sdr/ASMF200503002.md): Fuel Control · failed · Mar 3, 2005 · N501AM · Doug DC821 · Fuel Control/Turbine Engines > AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF RIGHT ENGINE WITHOUT ACCELERATION AND PARAMETERS WERE BELOW NORMAL IN IDLE. THE ACCELERATION CHAMBER WAS SERVICED AND FCU WAS LUBRICATED IAW MM 73-00-00, TESTED CORRECT. AIRCRAFT RETURNED TO PLATFORM AGAIN DU ## 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 aircraft_model_key = 'DC821' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/douglas-dc-8-21/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.