N539US

Service difficulty reports · 168

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 = 'N539US' AND registry_match = 'registration'
  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 DALA2025092206904Lanyard · unsecureL4 DOOR LANYARD WITH HOOK HANGING FOUND ON WALK AROUND. STOWED 4L SLIDE D RING LANYARD PER B757 AMM 25-66. (7270152)Sep 21, 2025 · N539US · Boeing 757251 · Emergency EquipmentSDR DALA2025072605614Actuator · leakingAIRCRAFT 5639, ON DESCENT (WITH THRUST LEVERS AT IDLE) STARTING AT 15000 MSL STARTING DETECTING STALE/LIGHT DIRTY LAUNDRY SMELL ON FLT DECK. REPLACED OUTBOARD THRUST REVERSE OPENING ACTUATOR LEAKING ON LEFT ENGINE. (LP 7549200, 1105242)Jul 26, 2025 · N539US · Boeing 757251 · Engine Thrust ReverserSDR DALA2025041002795Indicator · bindingSHIP 5639 DOOR 2L KNUCKLE KNOCKER BINDS DURING ARMING. CORRECTIVE ACTION: FOUND KNUCKLE KNOCKER BINDING WITH DOOR LINING, ADJUSTED DOOR LINING PER B757 AMM 52- 11. OPS CK NML. (6531308)Apr 7, 2025 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2025040702637Light · inoperativeSHIP 5639 WHILE WORKING LOG #6914679 FOUND THEY LISTED WRONG LIGHT. L2 DOOR GRD ILLUMINATION SLIDE LIGHT INOP. CORRECTIVE ACTION: T/S L2 DOOR EMER SLIDE LIGHT REF B757 WDM 33-51-13 FOUND LIGHT ASSY BAD. REPLACED L35 EMER SLIDE LIGHT ASSY REF B757 AMM 33-51 TESApr 4, 2025 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024111811013Shaft · faultedSHIP 5639 2L DOOR WILL NOT CLOSE. CORRECTIVE ACTION: REPLACED 2L DOOR TORQUE TUBE LOWER SHAFT & COUPLER REF B757 AMM 52-11, NO DISCREPANCIES NOTED. (6428011)Nov 16, 2024 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2024100709756Sensor · faultedSHIP 5639 2R DOOR SLIDE LIGHT REMAINED ILLUMINATED WHEN DEARMED. CORRECTIVE ACTION: R/R'D 2R GIRT BAR SENSORS S10220 AND S10221 PER B757 AMM 25-66. ALL CHECKS OK. (6446077)Oct 3, 2024 · N539US · Boeing 757251 · Emergency EquipmentSDR DALA2024100709754Lens · missingSHIP 5639 EMERGENCY EXIT COVER DIFFUSER LENS DAMAGED OR MISSING / LOCATIONS:604. CORRECTIVE ACTION: INSTALLED SIGN CKS GOOD. (0590177)Oct 3, 2024 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024090608776Hydraulic Line · leakingSHIP 5639 -MISC/DE- DUE TO LEFT HYDRAULIC QUANTITY DECREASING. CORRECTIVE ACTION: REPLACED RIGHT MLG TRUCK POSITION PRESSURE LINE.Sep 6, 2024 · N539US · Boeing 757251 · Hydraulic System, MainSDR DALA2024072907598Lens · missingSHIP 5639 COVER ON EXIT SIGN MISSING LOCATION 603. CORRECTIVE ACTION: "REPLACED EXIT SIGN LENS COVER @ LOC 603. REF B757 CMM 33-51-31. (0464255)Jul 24, 2024 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024072907597Lens · damagedSHIP 5639 EMERGENCY EXIT COVER DIFFUSER LENS DAMAGED OR MISSING. CORRECTIVE ACTION: REPLACED EXIT DIFFUSER LENS COVER @ LOC 603. REF. B757 CMM 31-51-31. (0464214)Jul 24, 2024 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024061806208Lens · looseSHIP 5639 EMERGENCY EXIT SIGN COVER LOOSE / LOCATIONS:604. CORRECTIVE ACTION: REALIGNED LIGHT ASSY LATCH CLIPS. REINSTALLED LIGHT ASSY. CHECK OK. B757AMM 33- 51. (0395582)Jun 15, 2024 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024032703857Sign · detachedSHIP 5639 DOOR 2R EXIT SIGN DETACHED. CORRECTIVE ACTION: RESECURE DOOR R2 EXIT SIGN AS REQUIRED. NO DEFECTS NOTED . (5829334)Mar 25, 2024 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024030603108Terminal · unknownSHIP 5639 -MISC/DE- ANTISKID MESSAGE ON APPROACH. CORRECTIVE ACTION: T/S CORRECTED TERMINATION AT TB212 FOR XDCR #7 AND #8. R/R WHEEL TRANSDUCERS 3 AND 7, SPIN UP TEST GOOD.Mar 5, 2024 · N539US · Boeing 757251 · Landing Gear System WiringSDR DALA2024020101481Sign · detachedSHIP 5639 EXIT SIGN ABOVE 2L FELL DOWN. CORRECTIVE ACTION: RE-ATTACHED EXIT SIGN. CHK NML. (5781120)Jan 31, 2024 · N539US · Boeing 757251 · Emergency LightingSDR DALA2024012200995Collar · wornSHIP 5639 CHECK RIGGING OF THE L2 DOOR. CORRECTIVE ACTION: REMOVED SLIDE BUSSLE AND INTERIOR DOOR HANDLE. PERPAIRING TO CHANGE L2 DOOR. SLIDE PINNED AND REMOVED REF W/C 2566-9002-2L. UPON FUTHER INSPECTION FOUND CLUTCH COLLAR WORN. REMOVED AND REPLACED CLUTCH Jan 18, 2024 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2024011200553Unknown · unknownSHIP 5639 SLIDE LIGHT ABOVE DOOR 1R INTERMITTANT. CORRECTIVE ACTION: REMOVED DEBRIS FROM GIRT BAR TRACK ON 1R DOOR. CYCLED DOOR SEVERAL TIMES REF B757 AMM 52-11. OPS CHK GOOD.Jan 11, 2024 · N539US · Boeing 757251 · Door Warning SystemSDR DALA2023122610606Unknown · unknownSHIP 5639 EMERGENCY EXIT SIGN COVER LOOSE / LOCATIONS:603. CORRECTIVE ACTION: REATTACHED EMERGENCY EXIT SIGN OPS CHECKS NORMAL. (0123386)Dec 23, 2023 · N539US · Boeing 757251 · Emergency LightingSDR DALA2023122210533Unknown · unknownSHIP 5639 2R EXIT SIGN NEEDS REINSTALLED. CORRECTIVE ACTION: REINSTALLED SIGN. (5486624)Dec 20, 2023 · N539US · Boeing 757251 · Emergency LightingSDR DALA2023112909822Unknown · unknownSHIP 5639 EMERGENCY EXIT SIGN COVER LOOSE / LOCATIONS:604. CORRECTIVE ACTION: SECURED EMERGENCY EXIT COVER. OK FOR SERVICED. (0086304)Nov 28, 2023 · N539US · Boeing 757251 · Emergency LightingSDR DALA2023112809790Unknown · unknownSHIP 5639 LH FWD OVERWING EXIT DOOR HANDLE NOT FLUSH. CORRECTIVE ACTION: COMPLETED TIME LIMITED REPAIR IAW ERA 586449-14TR REV ORIGINAL. C/W SECTION III REF ERA 586449-14TR. (0077293)Nov 22, 2023 · N539US · Boeing 757251 · Emergency ExitsSDR DALA2023111709497Unknown · unknownSHIP 5639 #1 ENG INLET COWL HAS DAMAGE & SIGNS OF FRETTING CORROSION & CRACKING AT V-GROOVE AT APPROX 12:00 POSITION. CORRECTIVE ACTION: REMOVED AND REPLACED #1 ENGINE INLET COWL IAW B757 AMM 71-11. (0068081)Nov 16, 2023 · N539US · Boeing 757251 · Nacelle/Pylon, Main FrameSDR DALA2023100908282Unknown · unknownSHIP 5639 DOOR 2L COULD NOT BE OPENED FROM THE OUTSIDE AFTER BOARDING AND CLOSING DOOR. PLATES AT BOTTOM OF DOOR WERE NOT LINING UP FLUSH. CORRECTIVE ACTION DOOR RIDING LOW, ADJUSTED DOOR REF B757 AMM 52-11-00. ADJUSTED LOWER GATE REF B757 AMM 52-11-00. WITH GOct 6, 2023 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2023082206847Unknown · unknownSHIP 5639 -DIV/DE - TO DEN DUE TO CREW O2 INDICATION AT ZERO. CORRECTIVE ACTION: SYSTEM PLACED ON MEL. VERIFIED BOTTLE FULL. SUBSEQUENTLY REPLACED TRANSDUCER TO CLEAR MEL.Aug 21, 2023 · N539US · Boeing 757251 · Crew Oxygen SystemSDR DALA2023030601650None · noneSHIP 5639 1R DOOR WILL NOT DISARM GIRT BAR IS STUCK. CORRECTIVE ACTION: PERFORMED DETAILED INSPECTION OF NOTED DR1R. ARMING SYSTEM NO DEFECTS NOTED DOOR ARMS NORMALLY. (4091012)Mar 3, 2023 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2023022301355None · noneSHIP 5639 COMPLY WITH ERA 606173-14AD REV. ORIGINAL. CORRECTIVE ACTION: COMPLIED WITH ERA 606173-14AD REV. ORIGINAL. (2637768)Feb 20, 2023 · N539US · Boeing 757251 · Fuselage Main, Plate/SkinSDR DALA2023022201335None · noneSHIP 5639 VIASAT SYSTEM INSTALLATION AT FS 1280 FRAME. CORRECTIVE ACTION: REF ERA 606173-14. (2637435)Feb 20, 2023 · N539US · Boeing 757251 · Fuselage Main, FrameSDR DALA2023011100217Sign · detachedSHIP 5639 EXIT SIGN OVER 2L BECAME DETACHED. CORRECTIVE ACTION: REINSTALLED EXIT SIGN OVER 2L. (8671106)Jan 8, 2023 · N539US · Boeing 757251 · Emergency LightingSDR DALA2022122708385Door · fodSLIDE LIGHT NOT ILLUMINATED WHEN DOOR IS ARMED. CLEARED FOD AROUND 1R DOOR AREA, CHECKED NORMAL. IAW AMM 25-66.Dec 22, 2022 · N539US · Boeing 757251 · Emergency EquipmentSDR DALA2022113007675Handle · bindingL2 DOOR INSIDE HANDLE DOESNT FULLY ROTATE TO CLOSE POSITION WHEN DOOR IS CLOSED FROM OUTSIDE. FOUND DEBRIS ON DOOR AND CLEANED IT, DOOR OPENS AND CLOSES, ARMS AND DISARMS NORMAL. (9833416)Nov 27, 2022 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2022112907645Door · unknownSHIP 5639 DOOR 2L WOULD NOT OPEN FROM EXTERIOR OF A/C. DOOR 2L OPENS AND CLOSES NMLY FROM EXTERIOR AND INTERIOR REF B757 AMM 52-11.Nov 27, 2022 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2022112807565Proximity Sensor · dirtySHIP 5639 ESCAPE SLIDE GIRT BAR ENGAGEMENT LIGHTS. 1R SLIDE LIGHT INOP. CORRECTIVE ACTION: CLEANED GIRT BAR PROXIMITY SENSOR. SLIDE LIGHT OPERATIONAL. (2507747)Nov 22, 2022 · N539US · Boeing 757251 · Emergency EquipmentSDR DALA2022112107473Skin · damagedSHIP 5639 REPAIR TO FUSELAGE SKIN EXTERNAL DOUBLER AT STA 660 & 760, S-4R & S-4L REQUIRES SUPPLEMENTAL INSPECTIONS PER ERA 595659-14 REV A, SECTION III. CORRECTIVE ACTION: REF ERA 595659-14 REV C. (2500217)Nov 17, 2022 · N539US · Boeing 757251 · Fuselage Main, Plate/SkinSDR DALA2022062704485Girt Bar · dirtySHIP 5639 SLIDE LIGHT INDICATOR FOR DOOR 2R WILL NOT EXTINGUISH. CORRECTIVE ACTION:REMOVED DEBRIS FROM GIRT BAR/PROX SW MECHANISM. CYCLED DOOR & ARMING LEVER. SLIDE LIGHT OPS CKS NML PER B757 AMM 52-11. (9262324)Jun 23, 2022 · N539US · Boeing 757251 · Door Warning SystemSDR DALA2022011000189None · noneSHIP 5639 DOOR 2L KNUCKLE KNOCKER STICKS. CORRECTIVE ACTION: ADJUSTED LOWER DOOR LINER REF. B757 AMM 52-11-02. OPS NORMAL. (8296980)Jan 7, 2022 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2021120607523Electronic Unit · false indicationSHIP 5639 - MISC/DE - DURING APPROACH CREW SELECTED FLAPS 1 AND RECEIVED A TRAILING EDGE FLAP DISAGREE MESSAGE. DECLARED EMERGENCY AND LANDED UNEVENTFULLY. CORRECTIVE ACTION: COMPLETED NO-GO CHECKLIST WITH NO FINDINGS. REPLACED FSEU 1 PER B757 AMM 27-51. OPS CDec 5, 2021 · N539US · Boeing 757251 · Trailing Flap Position Indicating SystemSDR DALA2021120107390None · noneSHIP 5639 DURING GVI WERE FOUND MISSING THREE (3EA) HOLES ON THE ANTENNA GOGO RING ATTACHMENT AND SKIN DOUBLER IN REF CARD. CORRECTIVE ACTION: SUMMARY OF NRC 00320. AREA WAS REPAIRED PER ETI-57-21-554 REV. 1 AND ER/A 595659-14 REV ORIGINAL. SECTION II: PERMANENov 27, 2021 · N539US · Boeing 757251 · Fuselage Main, Plate/SkinSDR DALA2021120107387None · noneSHIP 5639 AD // AA - RH ENG DRAG FTG CLAMP UP HOLES NBR 1 TO 10 WERE INSPECTED AND FOLLOWING DAMAGES WERE FOUND: HOLE #1 SCRATCH ON SKIN BTW 11 - 1 CLOCK POSITION, CORROSION ON SKIN AT 8 CLOCK POSITION, CORROSION ON FITTING 10 CLOCK POSITION ; HOLE #2 SCRATCHENov 27, 2021 · N539US · Boeing 757251 · Wing, Plate/SkinSDR DALA2021120107386None · noneSHIP 5639 A.D.//A.A. DAMAGES WERE FOUND ON OPEN HOLES AT LH ENG DRAG FTG CLAMP-UP & DIAG BRACE AS FOLLOW; HOLE #11 CORROSION ON SKIN BTW 7 TO 8 OCLOCK POSITION AND BURRS ON FITTING LOWER EDGE BTW 9 OCLOCK POSITION, HOLE #12 CORROSION ON SKIN AND FITTING BTW 6 Nov 27, 2021 · N539US · Boeing 757251 · Wing, Plate/SkinSDR DALA2021120107385None · noneSHIP 5639 CRACK ON AILERON TRIM ACTUATOR ATTACHMENT LUG IN REF. AMDS. CORRECTIVE ACTION: SUMMARY OF NRC 00240: CRACK ON AILERON TRIM ACTUATOR ATTACHMENT LUG WAS REPAIRED (WELDED) PER ETI-57-21-552 REV.5 AND ER/A 595604-14AD REV. ORIGINAL. (2032449)Nov 27, 2021 · N539US · Boeing 757251 · Aileron Tab Control SystemSDR DALA2021113007362None · noneSHIP 5639 AWR. AA. CORROSION ON SEVERAL POINTS OF EXTERNAL DOUBLER BTW STA 690 TO STA 760 AND BTW S-3R TO S-3L. CORRECTIVE ACTION: SUMMARY OF NRC 00215. AREA WAS REPAIRED PER ETI-57-21-550 REV. 4 AND ER/A 595659-14 REV ORIGINAL. SECTION I: PERMANENT REPAIR. (2Nov 27, 2021 · N539US · Boeing 757251 · Fuselage Main, Plate/SkinSDR DALA2021113007361None · noneSHIP 5639 AD // AA - RH ENG DRAG FTG CLAMP UP HOLES NBR 11 TO 18 WERE INSPECTED AND FOLLOWING DAMAGES WERE FOUND: HOLE #14 CORROSION ON SKIN BTW 11 - 1 CLOCK POSITION , SCRATCHES ON SKIN 8 - 10 CLOCK POSITION , SCRATCHES ON FITTING 1 - 3 CLOCK POSITION ; HOLE Nov 27, 2021 · N539US · Boeing 757251 · Wing, Plate/SkinSDR DALA2021113007357None · noneSHIP 5639 A.D.//A.A. DAMAGES WERE FOUND ON OPEN HOLES AT LH ENG DRAG FTG CLAMP-UP & DIAG BRACE AS FOLLOW; HOLE #1 GOUGES ON FITTING LOWER EDGE BTW 4 AND 11 OCLOCK POSITION,HOLE #2 CRACK ON SKIN BTW 1 TO 2 OCLOCK POSITION AND CORROSION ON SKIN AND FITTING BTW 6Nov 26, 2021 · N539US · Boeing 757251 · Wing, Plate/SkinSDR DALA2021112907326None · noneSHIP 5639 REPAIR TO RH WING UPPER SKIN COMMON TO DRAG FITTING ATTACHMENT REQUIRES SUPPLEMENTAL INSPECTIONS PER ERA 595669-14AD. CORRECTIVE ACTION: REF ERA 595669-14AD. (2030791)Nov 25, 2021 · N539US · Boeing 757251 · Wing, Plate/SkinSDR DALA2021112907327None · noneSHIP 5639 REPAIR TO LH WING UPPER SKIN COMMON TO DRAG FITTING ATTACHMENT REQUIRES SUPPLEMENTAL INSPECTIONS PER ERA 595622-14AD. CORRECTIVE ACTION: REF ERA 595622-14AD. (2029031)Nov 24, 2021 · N539US · Boeing 757251 · Wing, Plate/SkinSDR DALA2021112907313None · noneSHIP 5639 A.A. TWO CRACKS ON INNER LOWER HOLE AT FRAME 1640 & STRINGER 14 RH SIDE; 2 AND 8 HRS APROX. CORRECTIVE ACTION: SUMMARY OF NRC 00105 FRAME 1640 RH WAS REPAIRED PER ER/A 595403-14AD REV.ORIGINAL; SECTION I:PERMANENT REPAIR AND ETI-57-21-545 REV.2. (202Nov 22, 2021 · N539US · Boeing 757251 · Fuselage Main, FrameSDR DALA2021112407220None · noneSHIP 5639 DTA MONITOR INSPECTION LOG REF ERA 595403-14AD. CORRECTIVE ACTION: REF ERA 595403-14AD. (2024498)Nov 20, 2021 · N539US · Boeing 757251 · Fuselage Main, FrameSDR DALA2021111106943None · noneSHIP 5639 AWR. A.A. FORWARD GIRT BAR LEAF SPRING DOES NOT RETAIN THE SLIDER AND RIDES OVER THE SPRING AT L2 DOOR. CORRECTIVE ACTION: SUMMARY OF NRC S/N 00021: SPRINGS WERE REPLACED PER B757-200 SRM. (2013702)Nov 10, 2021 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2021111106941None · noneSHIP 5639 AWR. A.A. MEASUREMENT THE ENGAGEMENT BTW THE GIRT BAR SLIDER AND FWD FLOOR FITTING IS LESS THAN MINIMUM ENGAGEMENT 0.370 IN AT 1R DOOR. CORRECTIVE ACTION: SUMMARY OF NRC 00060: GIRT BAR WAS REPLACED PER B757-200 AMM 25-66-10. (2012590)Nov 9, 2021 · N539US · Boeing 757251 · Passenger/Crew DoorsSDR DALA2021110806845None · noneSHIP 5639 CRACKED STABILIZER STRAP BTW STA 365.25 TO STA 377.7 AND LBL 24.75 AT ABOVE NLG W/W (E&E). CORRECTIVE ACTION: SUMMARY OF NRC 00146. STABILIZER STRAP WAS REPAIRED PER B757-200 SRM. (2005854)Nov 3, 2021 · N539US · Boeing 757251 · Fuselage Floor PanelSDR DALA2021110606821None · noneSHIP 5639 CRACKED STABILIZER STRAP BTW STA 345 TO STA 365 AND BL0 AT ABOVE NLG W/W. CORRECTIVE ACTION: SUMMARY OF NRC 00147. CRACKED STABILIZER STRAP BTW STA 345 TO STA 365 AND BL0 AT ABOVE NLG W/W WAS REPAIRED PER B757-200 SRM. (2003822)Nov 2, 2021 · N539US · Boeing 757251 · Fuselage Floor Panel
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