# Service difficulty reports: N637NN A list on [N637NN](https://openairdocs.org/aircraft/N637NN.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR VNAA2026051117801](https://openairdocs.org/sdr/VNAA2026051117801.md): Pcu · faulted · May 4, 2026 · N637NN · Cndair CL6002D24 · Flight Control System > IB SPOILERONS / IB FLT SPLRS CAUTION IN FLIGHT. REMOVED & REPLACED LH IB MULTI-FUNCTION SPOILER PCU(MPE33) IAW AMM 27-62-01-000/400-801-A02, PERFORMED BLEEDING OF HYD SYSTEM #1 IAW AMM 29-10-00-870-801-A01, LEAK TEST OF THE MULTI-FUNCTION SPOILER DONE IAW - [SDR VNAA202508030010](https://openairdocs.org/sdr/VNAA202508030010.md): Fitting · corroded · Jun 3, 2025 · N637NN · Cndair CL6002D24 · Buffet/Galleys > CORROSION ON FITTING (1EA) OF ACCESS 104 AT GALLEY 1. FITTING (1EA) OF ACCESS 104 AT GALLEY 1 WAS REPLACED PER SAFRAN CMM 25-32-02. - [SDR VNAA202508030012](https://openairdocs.org/sdr/VNAA202508030012.md): Fitting · corroded · Jun 2, 2025 · N637NN · Cndair CL6002D24 · Buffet/Galleys > CORROSION ON FITTINGS OF ACCESS 407 (1 EA) AT GALLEY 4. FITTING OF ACCESS 407 (1 EA) AT GALLEY 4 WAS REPLACED PER CMM 25-32-99. - [SDR VNAA202508030011](https://openairdocs.org/sdr/VNAA202508030011.md): Fitting · corroded · Jun 2, 2025 · N637NN · Cndair CL6002D24 · Buffet/Galleys > CORROSION ON FITTINGS OF ACCESS 306 (1EA) AND 307 (2EAS) AT GALLEY 3. FLOORS FITTINGS WITH P/N CDSP2019-7C-650 AND P/N CDSP2019-7C-700 OF ACCESS 306 (1EA) AND 307 (2EAS) AT GALLEY 3 WERE REPLACED PER CMM 25-33-13. - [SDR VNAA202508030013](https://openairdocs.org/sdr/VNAA202508030013.md): Lug · corroded · May 30, 2025 · N637NN · Cndair CL6002D24 · Ailerons > CORROSION ON BORE OF LUGS L2, L5 AT LH AILERON WAS FOUND. BORE OF LUGS L2, L5 AT LH AILERON WERE REPAIRED PER REO 670-57-61-107REV -B. - [SDR VNAA202508030009](https://openairdocs.org/sdr/VNAA202508030009.md): Hinge Fitting · corroded · May 30, 2025 · N637NN · Cndair CL6002D24 · Fuselage, Door Hinge > CORROSION ON HINGE FITTING ASSEMBLY (2EAS) AT NLG DOOR. HINGE FITTINGS ASSEMBLY (2 EAS) AT NLG DOOR WERE REPLACED PER CRJ-900 CMM 32-22-06. - [SDR VNAA202508030008](https://openairdocs.org/sdr/VNAA202508030008.md): Hinge Fitting · corroded · May 30, 2025 · N637NN · Cndair CL6002D24 · Ailerons > CORROSION ON BORE OF LUGS R1, R2, R5, R6 AT RH AILERON. BORE OF LUGS R1, R2, R5, R6 AT RH AILERON WERE REPAIRED PER REO 670-57-61-237REV -. - [SDR VNAA202508030007](https://openairdocs.org/sdr/VNAA202508030007.md): Hinge Fitting · corroded · May 30, 2025 · N637NN · Cndair CL6002D24 · Ailerons > CORROSION ON BORE LUGS (INB/OUTB) OF AILERON HINGE 2, 3 AND SCRACHTS ON BORE LUG (INB) OF HINGE 1 AT LH WING REAR SPAR. BORE LUGS (INB/OUTB) OF AILERON HINGE 2, 3 AND SCRACHTS ON BORE LUG (INB) OF HINGE 1 AT LH WING REAR SPAR WERE REPAIRED PER REO 690-57-51-4 - [SDR VNAA202508030006](https://openairdocs.org/sdr/VNAA202508030006.md): Hinge Bracket · gouged · May 30, 2025 · N637NN · Cndair CL6002D24 · Ailerons > SCRATCHS ON BORE LUGS AND GOUGES ON LUGS OF AILERON HINGE 3 (INB/OUTB LUGS) AT RH WING REAR SPAR. BORE LUGS OF AILERON HINGE 3 (INB/OUTB LUGS) AT RH WING REAR SPAR WERE CLEANED PER CRJ 900 SRM 51-26-00-001-001-A01 AND EVALUATED WITHIN LIMITS PER DWG: CC670-1 - [SDR VNAA202508030005](https://openairdocs.org/sdr/VNAA202508030005.md): Hinge Fitting · gouged · May 28, 2025 · N637NN · Cndair CL6002D24 · Ailerons > SCRATCH ON BORE LUG AND GOUGE ON LUG OF AILERON HINGE 2 (OUTB LUG) AT RH WING REAR SPAR. BORE LUG OF AILERON HINGE 2 (OUTB LUG) AT RH WING REAR SPAR WAS CLEANED PER CRJ 900 SRM 51-26-00-001-001-A01 AND EVALUATED WITHIN LIMITS PER DWG: CC670-18052 REV. -D. LU - [SDR VNAA202508030002](https://openairdocs.org/sdr/VNAA202508030002.md): Skin · dented · May 28, 2025 · N637NN · Cndair CL6002D24 · Fuselage Main, Plate/Skin > SEVERAL DENTS ON EXTERNAL FUSELAGE SKIN BTW FS1069.75 TO FS1098.20 IN AREA COVERED BY RH VENTRAL FIN FAIRING. DENTS ON EXTERNAL FUSELAGE SKIN BTW FS1069.75 TO FS1098.20 IN AREA COVERED BY RH VENTRAL FIN FAIRING WERE REPAIRED PER REO 670-51-00-085 REV. -A AND R - [SDR VNAA202508020009](https://openairdocs.org/sdr/VNAA202508020009.md): Intercostal · corroded · May 28, 2025 · N637NN · Cndair CL6002D24 · Fuselage Miscellaneous Structure > CORROSION ON INTERNAL STRUCTURE INTERCOSTALS BTW FS 349 - 364, S25L - 25R AT MAIN AVIONICS COMPARTMENT. INTERCOSTALS BTW FS 349 -364, S26L - S26R AT MAIN AVIONICS COMPARTMENT WERE EVALUATED OUT OF LIMITS PER SRM 53-21-23-101-003-A01 AND REPLACED PER SRM 51 - [SDR VNAA202508020007](https://openairdocs.org/sdr/VNAA202508020007.md): Skin · corroded · May 28, 2025 · N637NN · Cndair CL6002D24 · Fuselage Main, Plate/Skin > CORROSION ON FUSELAGE SKIN JOINT INTERNAL STRUCTURE FS280.00 BTW STGR26LH / STGR24RH AT MAIN AVIONICS COMPARTMENT. CORROSION REMOVED PER SRM 51-21-06-001-001-A01 AND EVALUATED WITHIN LIMITS PER SRM 53-00-00-101-001-A01 - [SDR VNAA202508020011](https://openairdocs.org/sdr/VNAA202508020011.md): Rib · cracked · May 26, 2025 · N637NN · Cndair CL6002D24 · Wing, Rib/Bulkhead > CRACK ON RIB LEADING EDGE SS57.16 AT LH WING. RIB LEADING EDGE SS57.16 AT LH WING WAS REPAIRED PER REO 690-57-41-240 REV - - [SDR VNAA202508030004](https://openairdocs.org/sdr/VNAA202508030004.md): Canister · cracked · May 25, 2025 · N637NN · Cndair CL6002D24 · Wing Miscellaneous Structure > CRACK IN CANISTER, WELDED NO.3 IN STA. WS148 OF INTERNAL LH MAIN FUEL TANK. CANISTER, WELDED NO.3 IN STA. WS148 OF INTERNAL LH MAIN FUEL TANK WAS REPAIRED PER REO 670-57-42-577 REV -- - [SDR VNAA202508030003](https://openairdocs.org/sdr/VNAA202508030003.md): Floor Support · cracked · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage Miscellaneous Structure > CRACK ON FLOOR SUPPORT BL 12 RH BTWN FS 217 TO FS 230. FLOOR SUPPORT BL 12 RH BTWN FS 217 TO FS 230 WAS REPAIRED PER REO 690-53-11-2012 REV. -- - [SDR VNAA202508030001](https://openairdocs.org/sdr/VNAA202508030001.md): Canister · cracked · May 25, 2025 · N637NN · Cndair CL6002D24 · Wing Miscellaneous Structure > CRACK IN CANISTER, WELDED NO.3 IN STA. WS148 OF INTERNAL RH MAIN FUEL TANK. CANISTER, WELDED NO.3 IN STA. WS148 OF INTERNAL RH MAIN FUEL TANK WAS REPAIRED PER REO 670-57-42-577 REV -- - [SDR VNAA202508020013](https://openairdocs.org/sdr/VNAA202508020013.md): Stringer · corroded · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage Main, Longeron/Stringer > CORROSION ON INTERNAL STRUCTURE OVER S26R BTW FS349 - 364 AT MAIN AVIONICS COMPARTMENT. CORROSION ON INTERNAL STRUCTURE OVER STGR26RH BTW FS349.00 / FS364.00 AT MAIN AVIONICS COMPARTMENT WAS EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-21-03-101-006-A04 AND WAS - [SDR VNAA202508020012](https://openairdocs.org/sdr/VNAA202508020012.md): Bracket · corroded · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage Miscellaneous Structure > CORROSION ON MACHINED BRACKETS (8E/A'S) OF INTERNAL STRUCTURE AT FWD CARGO COMPARTMENT. CORROSION ON MACHINED BRACKETS (2E/A'S) OF INTERNAL STRUCTURE AT FWD CARGO COMPARTMENT WAS EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-32-58-101-001-A01 AND WERE REPLACED P - [SDR VNAA202508020010](https://openairdocs.org/sdr/VNAA202508020010.md): Web · cracked · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage Miscellaneous Structure > CRACK AT UPPER WEB OF ADG COMPARTMENT, BELOW OF SETTLEMENT AREA OF ADG PUMB. UPPER WEB OF ADG COMPARTMENT, BELOW OF SETTLEMENT AREA OF ADG PUMB WAS REPAIRED PER CRJ-900 SRM 53-11-43-201-001-A01 - [SDR VNAA202508020008](https://openairdocs.org/sdr/VNAA202508020008.md): Frame · corroded · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage Main, Frame > CORROSION ON FRAME INTERNAL STRUCTURE ON FS 319.00 BTW S25L - S26R AT MAIN AVIONICS COMPARTMENT. CORROSION EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-00-06-201-005-A01 AND WAS REPAIRED PER SRM 53-00-06-201-006-A01. - [SDR VNAA202508020006](https://openairdocs.org/sdr/VNAA202508020006.md): Stringer · corroded · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage Main, Longeron/Stringer > CORROSION ON STGR 27 BTW FS 1162.00 TO FS 1181.00 AT AFT EQUIPMENT COMPARTMENT. REPAIRED PER EA 53-2025-0749 REV -. - [SDR VNAA202508020001](https://openairdocs.org/sdr/VNAA202508020001.md): Hinge · corroded · May 25, 2025 · N637NN · Cndair CL6002D24 · Fuselage, Door Hinge > CORROSION ON HINGE OF AFT POTABLE WATER SERVICE DOOR AND AFT LAVATORY SERVICE DOOR. HINGES OF AFT LAVATORY SERVICE DOOR (2EAS) WERE REPLACED PER CRJ900 SRM 51-41-02-001-001-A01 AND PAINT ON HINGES OF AFT POTABLE WATER SERVICE DOOR (2EAS) WAS REMOVED PER CRJ90 - [SDR VNAA202508020005](https://openairdocs.org/sdr/VNAA202508020005.md): Frame · corroded · May 24, 2025 · N637NN · Cndair CL6002D24 · Fuselage Main, Frame > CORROSION ON FRAME 1162.00 BTW STGR 25L TO 25R AT AFT EQUIPMENT COMPARTMENT. FRAME 1162.00 BTW STGR 25L TO 25R AT AFT EQUIPMENT COMPARTMENT WAS REPAIRED PER REO 690-53-70-090 REV -. - [SDR VNAA202508020004](https://openairdocs.org/sdr/VNAA202508020004.md): Support Plate · corroded · May 24, 2025 · N637NN · Cndair CL6002D24 · Fuselage Miscellaneous Structure > CORROSION ON RH/LH MLG HYDRAULIC LINES SUPPORT PLATE (IN BK, LG EXT, LG RET) ON WHEEL WELL AREA, RBL 40 AND LBL40. REMOVED PER SRM 51-21-06-001-001-A01, EVALUATED OUT OF LIMITS PER SRM 53-00-00-101-001-A01 AND REPLACED PER SRM 51-42-06-001-001-A01. - [SDR VNAA202508020003](https://openairdocs.org/sdr/VNAA202508020003.md): Support Plate · corroded · May 24, 2025 · N637NN · Cndair CL6002D24 · Fuselage Miscellaneous Structure > CORROSION ON CONNECTORS SUPPORT PLATES LH/RH (PX33, PX17, PX34, PX19) ON LH/RH MAIN WHEEL WELL. CORROSION WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01, EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-00-00-101-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-21-001- - [SDR VNAA202508020002](https://openairdocs.org/sdr/VNAA202508020002.md): Frame · corroded · May 23, 2025 · N637NN · Cndair CL6002D24 · Cargo/Baggage Doors > CORROSION ON FWD/AFT HANDLE FRAME EXTERNAL SIDE AT FWD AND CENTER BAGGAGE DOOR. FWD/AFT HANDLE FRAME EXTERNAL SIDE AT FWD AND CENTER BAGGAGE DOOR WERE REPAIRED PER REO 690-52-35-529 REV -, REO 690-52-35-530 REV -, REO 690-52-35-531 REV -, AND REO 690-52-35-5 ## 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 = 'N637NN' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N637NN/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.