# Service difficulty reports: N520DA, cancelled Dec 11, 2012

A list on [N520DA, cancelled Dec 11, 2012](https://openairdocs.org/deregistered/N520DA-2012-12-11.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

Page 1 of 2 · 52 reports

- [SDR DL72S020359](https://openairdocs.org/sdr/DL72S020359.md): Pin · sheared · Mar 22, 2002 · N520DA · Boeing 727232 · Auxiliary Gear (Tail Skid)
  > AFTER TAKEOFF, CREW REPORTED TAIL SKID LIGHT ON DIVERTED. UPON INSPECTION, FOUND RIVETS SHEARED FROM BOTTOM OF ENERGY ABSORBER AND TAIL SKID DOOR HANGING FROM HINGES. NO EVIDENCE OF TAIL STRIKE ON TAIL SKID PAD. REPLACED ENERGY ABSORBER AND ADJUSTED DOOR A
- [SDR DL72S020004](https://openairdocs.org/sdr/DL72S020004.md): Power Supply · discharged · Jan 2, 2002 · N520DA · Boeing 727232 · Emergency Lighting
  > FWD CABIN SEAT MOUNTED EMERGENCY LIGHTS INOP. REPLACED FWD POWER SUPPLY AND FUSES IN AFT POWER SUPPLY.
- [SDR DL72S011975](https://openairdocs.org/sdr/DL72S011975.md): Wire · shorted · Dec 23, 2001 · N520DA · Boeing 727232 · Light System Wiring
  > FLOOR MOUNTED EMERGENCY LIGHT INOP IN FIRST CLASS. FOUND WIRE W1026-9006 SHORTED TO GROUND BETWEEN C/P D9059P AND DISCONNECT D9062. REPLACED WIRE. REPLACED POWER SUPPLY M9026 AND BATTERY PACK. SYSTEM TESTS GOOD.
- [SDR DL72S011124](https://openairdocs.org/sdr/DL72S011124.md): Engine · malfunctioned · Jul 6, 2001 · N520DA · Boeing 727232 · Engine (Turbine/Turboprop)
  > ON T/O AT 40 KTS NR 1 ENG APPEARED TO HAVE A COMPRESSOR STALL. EPR DROPPED SUDDENLY FROM 1.94 TO BELOW 1.7. AUTO PACK TRIP OCCURRED AND T/O WAS DISCONTINUED. RAN ENGINE TESTS PER PREFLIGHT HANDBOOK. UNABLE TO DUPLICATE.
- [SDR DL72S010660](https://openairdocs.org/sdr/DL72S010660.md): Light · inoperative · Apr 23, 2001 · N520DA · Boeing 727232 · Emergency Lighting
  > LT OVERWING EMERG. LIGHTS INOP. RELAMPED LIGHTS.
- [SDR DL72S002496](https://openairdocs.org/sdr/DL72S002496.md): Line · leaking · Dec 21, 2000 · N520DA · Boeing 727232 · Hydraulic System, Main
  > LOST SYS A HYD QTY AND PRESS DURING GEAR RETRACTION - FOUND LEFT GEAR DOOR ACTUATOR PRESSURE LINE LEAKING - REPLACED LINE
- [SDR DL72S002173](https://openairdocs.org/sdr/DL72S002173.md): Battery Pack · inoperative · Nov 5, 2000 · N520DA · Boeing 727232 · Emergency Lighting
  > R1 EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED LIGHT ASSY/ BATTERY PACK P/N 334701743, S/N OFF 4833, S/N ON 8676.
- [SDR DL72S002140](https://openairdocs.org/sdr/DL72S002140.md): Light · damaged · Oct 31, 2000 · N520DA · Boeing 727232 · Emergency Lighting
  > FOUND SEAT MOUNTED EMERGENCY LIGHT DAMAGED AND INOP AT 11D. REPLACED LIGHT ASSY.
- [SDR DL72S001140](https://openairdocs.org/sdr/DL72S001140.md): Structure · corroded · Jun 13, 2000 · N520DA · Boeing 727232 · Fuselage Main, Structure
  > DURING ACCOMPLISHMENT OF SI 4-58560-12AD REINSP, FASTENER HOLE CORROSION WAS DISCOVERED IN THE UPPER, FWD HOLE ON BOTH THE LT AND RT SIDES OF THE HOLES SUBJECT TO THE SI INSP. HOLES WERE OVERSIZED TO 0.433 DIAM. W/.0312 IN CUT. DAMAGE REPAIRED PER ERA 37743
- [SDR DL72S001148](https://openairdocs.org/sdr/DL72S001148.md): Door Frame · cracked · Jun 12, 2000 · N520DA · Boeing 727232 · Fuselage Main, Structure
  > FOUND DURING MV-4 CORROSION VISIT NRC 156, 1 INCH CRACK IN LT AFT SERVICE DOOR OPENING FWD UPPER FRAME AT UPPER STOP. REPAIRED PER M/M 53-13-0 FIG 804.
- [SDR DL72S001022](https://openairdocs.org/sdr/DL72S001022.md): Angle · cracked · May 21, 2000 · N520DA · Boeing 727232 · Leading Edge Devices
  > NR 4 SLAT ANGLE CRACKED AT I/B STOP PAD. INSTALLED REPAIR PER M/M 57-54-0 PG 816.
- [SDR DL72S000224](https://openairdocs.org/sdr/DL72S000224.md): Engine · stalled · Jan 31, 2000 · N520DA · Boeing 727232 · Engine (Turbine/Turboprop)
  > COMPRESSOR STALL NR 2 ENG ON T/O AT 300 FT. THREE LOUD POPS/BANGS, NO FUEL HEAT, NO NR 2 BLEED. IMMEDIATE RETURN FOR VISUAL LANDING. (INITIAL STALL WITH STEADY THROTTLE SETTING, LAST AT REDUCED THROTTLE SETTING). REPLACED C1 AND C2 FAN ASSYS.
- [SDR DL72S991955](https://openairdocs.org/sdr/DL72S991955.md): Skin · cracked · Sep 2, 1999 · N520DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > FUSELAGE SKIN FS 360-481, STRG 4L SKIN LAP SPLICE, CRACK REPAIR. LFEC INSPECTION OF THE STRINGER 4L SKIN LAP SPLICE BETWEEN FS 360 AND 481 INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN PANEL. INTERNAL HFEC INSPECTION CONFIRMED 14 CRACKS ALON
- [SDR DL72S991938](https://openairdocs.org/sdr/DL72S991938.md): Skin · cracked · Aug 30, 1999 · N520DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > INTERNAL HFEC INSPECTION OF THE LOWER FASTENER ROW OF THE LOWER SKIN PANEL OF THE STRINGER 4R SKIN LAP SPLICE BETWEEN FS 360 & FS 481, CONFIRMED TWO CRACKS BETWEEN FS 380 & 480. THE CRACKED AREA WAS ROUTED OUT OF THE SKIN LAP AND REPAIRED WITH AND EXTERNAL
- [SDR DL72S991323](https://openairdocs.org/sdr/DL72S991323.md): Frame · severed · Jun 11, 1999 · N520DA · Boeing 727232 · Fuselage Main, Frame
  > C3 DOOR FWD FRAME AT BS 1090 WAS FOUND SEVERED ABOVE S27R. A PARTIAL FRAME REPLACEMENT WAS MADE. NO SKIN CRACKING REPORTED. REPAIRED PER ERA 367579-14AD.
- [SDR DL72S991301](https://openairdocs.org/sdr/DL72S991301.md): Rib · cracked · Jun 9, 1999 · N520DA · Boeing 727232 · Leading Edge Devices
  > A 1 INCH CRACK IN L/E OF NOSE RIB NR 8 SLAT I/B SIDE OF O/B TRACK. REPAIRED PER M/M 57-54-0 PG 813.
- [SDR DL72S982286](https://openairdocs.org/sdr/DL72S982286.md): Battery Pack · weak · Nov 7, 1998 · N520DA · Boeing 727232 · Emergency Lighting
  > ON PREFLIGHT, CREW REPORTED AFT EMER EXIT LIGHT FLASHING. REPLACED BATT PACK, OPER OK.
- [SDR DL72S982280](https://openairdocs.org/sdr/DL72S982280.md): Frame · cracked · Nov 4, 1998 · N520DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > DURING C-1 LETTER CHECK,.5 INCH VISIBLE CRACK IN AFT ENTRY DOOR CUTOUT LT FRAME AT SECOND FROM UPPER STOP CASTING. REPAIRED PER SRM 53-10-9.
- [SDR DL72S982273](https://openairdocs.org/sdr/DL72S982273.md): Rib · cracked · Nov 4, 1998 · N520DA · Boeing 727232 · Leading Edge Devices
  > FOUND ON C1 LETTER CK, NR 4 SLAT L/E NOSE RIB I/B SIDE OF ACTUATOR CRACKED.5 INCH. REPAIRED PER MM 57-54-0.
- [SDR DL72S982272](https://openairdocs.org/sdr/DL72S982272.md): Angle · cracked · Nov 4, 1998 · N520DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND ON C1 LETTER CK, STA 913 ANGLE CRACKED O/B END OF LT WHEEL WELL. REPAIRED PER MM 53-11-0.
- [SDR DL72S982271](https://openairdocs.org/sdr/DL72S982271.md): Frame · cracked · Nov 4, 1998 · N520DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND AT C1 LETTER CK,.5 INCH VISIBLE CRACK IN AFT ENTRY DOOR CUTOUT LT FRAME AT 2ND FROM UPPER STOP CASTING. REPAIRED PER SRM 53-10-9 FIG 11.
- [SDR DL72S981790](https://openairdocs.org/sdr/DL72S981790.md): Switch · inoperative · Aug 29, 1998 · N520DA · Boeing 727232 · Cabin Cooling System
  > RT PACK SWITCH FAULTY. INFLT BUMPED SWITCH TO INTERMEDIATE POS, CAUSING PACK TO NOT OPERATE AT FL 330. PAC APPEARED TO BE ON, BUT ACTUALLY WAS OFF. RESULT WAS DEPRESSURIZATION TO ABOVE 10,000 FT, CABIN ALT O2 DROPPED. CABIN ALT REGAINED IN STBY MODE AND SW
- [SDR DL72S981250](https://openairdocs.org/sdr/DL72S981250.md): Power Supply · inoperative · Jun 12, 1998 · N520DA · Boeing 727232 · Emergency Lighting
  > EMERGENCY LIGHT INOP ROW 12 TO 19.
- [SDR DL72S980797](https://openairdocs.org/sdr/DL72S980797.md): Angle · cracked · Apr 10, 1998 · N520DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > THE GUSSET ANGLE AT FS 1273 ON THE RT VENTRAL STAIRWAY TORQUE BOX WAS FOUND WITH A TYPICAL CRACK. THE GUSSET ANGLE WAS REPLACED WITH A NEW PART PER BAC S/B 727-53-0129 AND DOCUMENTED PER ER/A 364503-14AD.
- [SDR DL72S980778](https://openairdocs.org/sdr/DL72S980778.md): Frame · cracked · Apr 9, 1998 · N520DA · Boeing 727232 · Fuselage Main, Frame
  > FOUND ON B2 LETTER CHECK,.125 INCH CRACK IN LIGHTENING HOLE LT SIDE STA 1223. REPAIRED PER M/M 53-11-0.
- [SDR DL72S972130](https://openairdocs.org/sdr/DL72S972130.md): Exhaust Pipe · cracked · Oct 22, 1997 · N520DA · Boeing 727232 · APU Exhaust System
  > WHILE PERFORMING A POST-REMOVAL INSPECTION OF A GTCP85-98CK APU EXHAUST PIPE (3850089-1), A 10 INCH CIRCUMFERENTIAL CRACK WAS NOTED ON THE PLENUM MOUNTING FLANGE. CAUSE FOR CRACK IS UNKNOWN. EXHAUST PIPE WAS MODIFIED BY ALLIED SIGNALTO SATISFY REQUIREMENTS O
- [SDR DL72S971975](https://openairdocs.org/sdr/DL72S971975.md): Battery · discharged · Oct 5, 1997 · N520DA · Boeing 727232 · Emergency Lighting
  > EMERGENCY TRACK LIGHTING REMAINED ILLUMINATED WITH SWITCH IN OFF POSITION. REPLACED BATTERY.
- [SDR DL72S971757](https://openairdocs.org/sdr/DL72S971757.md): Web · cracked · Sep 5, 1997 · N520DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > VENTRAL STAIR TORQUE BOX STRUCTURE WEB AT STA 1243 LT HAS LIGHTENING HOLE CRACKED. STOP DRILLED CRACK, REPAIRED PER MM 53-11-00 PG 828.
- [SDR DL72S971992](https://openairdocs.org/sdr/DL72S971992.md): Midflap · cracked · Aug 26, 1997 · N520DA · Boeing 727232 · Trailing Edge Flaps
  > THE I/B MIDFLAP AFT LOWER CHORD WAS FOUND CRACKED 21 AND 43 FROM I/B END OF FLAP DURING SHOP INSPECTION. THE CHORD ANGLE WAS REPAIRED PER MM 57-52-0 BY INSTALLING A DOUBLER.
- [SDR DL72S971719](https://openairdocs.org/sdr/DL72S971719.md): Flap · cracked · Aug 26, 1997 · N520DA · Boeing 727232 · Trailing Edge Flaps
  > THE NR 2 MIDFLAP LOWER AFT CHORD ANGLE WAS FOUND CRACKED AT 3 LOCATIONS DURING SHOP INSPECTION, 19, 35, AND 56 FROM IB END OF FLAP. ALL THREE LOCATIONS WERE REPAIRED PER 727 MM 57-52-0 BY INSTALLING A DOUBLER PER THE INSTRUCTIONS AFTER STOP DRILLING CRACKS.
- [SDR DL72S971686](https://openairdocs.org/sdr/DL72S971686.md): Blkhd Stiffener · cracked · Aug 20, 1997 · N520DA · Boeing 727232 · Fuselage Main, Bulkhead
  > A CRACK WAS FOUND IN THE VERTICAL STIFFENERS AT BOTH RBL AND LBL 36.83 ON THE FORWARD SIDE OF THE 1183 BULKHEAD. THE CRACKS ARE APPROXIMATELY.5 LONG AND ARE LOCATED AT WL 240. THE BEAM WILL BE REPAIRED PER RELEVANT OPERATIONS OF EO 4-59821-3.
- [SDR DL72S971659](https://openairdocs.org/sdr/DL72S971659.md): Stringer · cracked · Aug 19, 1997 · N520DA · Boeing 727232 · Wing Miscellaneous Structure
  > RIGHT WING STRINGER TO RIB AT WS 656.50 STR 5 HAS CRACK FROM HOLE AND ALONG ANGLE. STARTED DRILLING REPAIR PER M/M 57-13-0. DISCONNECTED LINE AT WS 686.5 AND COMPLETED DRILLING. REINSTALLED VENT LINE AND WIRE CLAMPS.
- [SDR DL72S971646](https://openairdocs.org/sdr/DL72S971646.md): Floorbeam · corroded · Aug 19, 1997 · N520DA · Boeing 727232 · Fuselage Main, Floor Beam
  > CABIN FLOORBEAM CORRODED STA 400 RBL 30 AT NUTCLIP HOLE. REPAIRED FLOORBEAM PER MM 53-20-11 PG 802.
- [SDR DL72S971647](https://openairdocs.org/sdr/DL72S971647.md): Frame · corroded · Aug 17, 1997 · N520DA · Boeing 727232 · Fuselage Main, Frame
  > CORROSION AT ACCESS PANEL 3448R SUPPORT FRAME. REMOVED CORROSION AS PER SRM 51-10-6 ON WEB, WITHIN LIMITS AS PER SRM 53-10-1 FIG 1. TREATED AND PAINTED AS PER PS 900-2-5. REMOVED CORROSION AS PER SRM 51-10-6 FROM T-ANGLE. CORROSION OUT OF LIMITS AS PER SRM
- [SDR DL72S971228](https://openairdocs.org/sdr/DL72S971228.md): Skin · cracked · Jun 21, 1997 · N520DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > THREE CRACKS WERE FOUND IN THE SKIN AND DOOR SURROUND STRUCTURE IN THE LOWER AFT CORNER OF THE L1 DOOR CUTOUT. EACH CRACK IS 4 INCHES IN LENGTH AND IS THROUGH THE SKIN, BONDED DOUBLER, AND BEAR STRAP. THE DAMAGE WAS CUTOUT AND AN EXTERNAL DOUBLER AND TRIPLER
- [SDR DL72S961357](https://openairdocs.org/sdr/DL72S961357.md): Light · corroded · Jun 4, 1996 · N520DA · Boeing 727232 · Emergency Lighting
  > RT EXTERIOR EMERGENCY EXIT LIGHT AT OVERWING HATCH INOP. CLEANED CORROSION ON LIGHT SOCKET CONTACTS. CHECKS NORMAL.
- [SDR DL72S961109](https://openairdocs.org/sdr/DL72S961109.md): Skin · cracked · May 8, 1996 · N520DA · Boeing 727232 · Rudder, Plate/Skin
  > A.375 INCH CRACK IN LOWER RUDDER SKIN LT SIDE BELOW 'A' IN DELTA. REPAIRED PER SRM 55-20-3.
- [SDR DL72S961058](https://openairdocs.org/sdr/DL72S961058.md): Battery Pack · discharged · May 2, 1996 · N520DA · Boeing 727232 · Emergency Lighting
  > EXTERIOR EMERGENCY LIGHT ON C2 DOOR FAIRING INOPERATIVE. REPLACED BATTERY PACK RACK M957.
- [SDR DL72S960994](https://openairdocs.org/sdr/DL72S960994.md): Switch · failed · Apr 25, 1996 · N520DA · Boeing 727232 · Landing Gear Position and Warning
  > RT GEAR DOOR LIGHT STAYED ON AFTER TAKEOFF AND RED DOORS LIGHT AT GEAR HANDLE. CYCLED GEAR DOOR. OPENED NORMALLY. FORWARD RT GEAR DOOR INDICATION TO MCO AND PACKARD PER MEL 32-00-01. REPLACED SWITCH ON GEAR DOOR. OPS TEST OK. REMOVED MCO/PLAC.
- [SDR DL72S960807](https://openairdocs.org/sdr/DL72S960807.md): Rod End · broken · Apr 8, 1996 · N520DA · Boeing 727232 · Drag Control System
  > WHEN SPEEDBRAKES APPLIED ON LANDING, AIRCRAFT ROLLED TO RIGHT. FOUND NR 2 LEFT OUTBD SPOILER NOT DEPLOYING. FURTHER INVESTIGATION FOUND ROD END BROKEN REF IPC 27-10-0- 22B ITEM 5. MAINT FROM ATL REPLACED ROD END AND OPS CHECK OK.
- [SDR DL72S960775](https://openairdocs.org/sdr/DL72S960775.md): Skin · corroded · Apr 3, 1996 · N520DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > DURING THE ACCOMPLISHMENT OF THE AFT LAV SERVICE PANEL REWORK PER EO 4-69078-3AD, THE INTERNAL BONDED DOUBLER WAS FOUND CORRODED. ALSO, THE LOWER CORNER OF THE OVERLAPPING SKIN AT APPROX STA 1183 STR 20L HAS TOOLING DAMAGE ON THE SKIN. ACCOMPLISHED REPAIRS P
- [SDR DL72S960752](https://openairdocs.org/sdr/DL72S960752.md): Skin · corrosion · Mar 27, 1996 · N520DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > THE FUSELAGE SKIN (2024-T3 CLAD) WAS FOUND TO HAVE CORRODED JUST O/B OF STR 28L, FROM STA 708 TO 720. THIS DAMAGE WILL REQUIRE A CUTOUT MEASURING 12 INCHES LONG BY 1.5 WIDE EXTENDING FROM STA 708 TO 720. THIS DAMAGE IS 9.5 TO THE LEFT OF AN EXISTING EXTERNAL
- [SDR DL72S960746](https://openairdocs.org/sdr/DL72S960746.md): Skin · cracked · Mar 25, 1996 · N520DA · Boeing 727232 · Passenger/Crew Doors
  > THE L-1 PASSENGER DOOR WAS FOUND WITH TWO CRACKS IN THE UPPER FWD CORNER. THESE CRACKS RESULTED IN TWO CUT OUTS, 2 INCH BY 1.25 INCH AND 2.5 INCH BY 1.5 INCH, EIGHT INCHES APART. ONE DOUBLER REPAIR WILL BE USED FOR BOTH CRACKS. THE DOOR SKIN IS MADE FROM 0.
- [SDR DL72S961616](https://openairdocs.org/sdr/DL72S961616.md): Stiffener · cracked · Mar 21, 1996 · N520DA · Boeing 727232 · Leading Edge Slat Actuator
  > THE INBOARD ACTUATOR ATTACH RIB STIFFENER ON THE NR 8 SLAT ACTUATOR WAS FOUND CRACKED. THE DAL MFG PART NUMBER FOR THE INBOARD AND OUTBOARD STIFFENERS IS (57-0367-002). BOTH THE INBOARD AND OUTBOARD ATTACH RIB STIFFENERS WILL BE REPLACED PER EO 4-59271-3AD.
- [SDR DL72S961615](https://openairdocs.org/sdr/DL72S961615.md): Bracket · misinstalled · Mar 21, 1996 · N520DA · Boeing 727232 · Leading Edge Slat Actuator
  > THE NR 1, NR 2 AND NR 8 SLAT ACTUATOR MOUNT BRACKETS WERE FOUND WITH GAPS EXCEEDING THE 0.01 LIMIT SET BY SI 4-59271-12. THE GAPS AT THE MOUNT BRACKETS ARE THE SUBJECT OF S/B 727-57-0130. SHIMS WILL BE INSTALLED IN ACCORDANCE WITH THE SERVICE BULLETIN. THE
- [SDR DL72S960650](https://openairdocs.org/sdr/DL72S960650.md): Web · cracked · Mar 21, 1996 · N520DA · Boeing 727232 · Leading Edge Devices
  > FROM MV-2 ATL, I/B WEB IS CRACKED ON NR 8 SLAT. FABRICATED AND INSTALLED DOUBLER PER M/M 57-54-0 FIG 814.
- [SDR DL72S960637](https://openairdocs.org/sdr/DL72S960637.md): Actuator Bolts · loose · Mar 19, 1996 · N520DA · Boeing 727232 · Wing, Control Surface Attach Fittings
  > AT MV-2 VISIT, FOUND NR 13 SPOILER ACT LUGS LOOSE RT WING. REPAIRED MOUNT BOLTS WHERE THEY ATTACH TO VERTICAL ANGLES ON REAR SPAR PER MM 57-42-0.
- [SDR DL72S954282](https://openairdocs.org/sdr/DL72S954282.md): Skin · cracked · Nov 8, 1995 · N520DA · Boeing 727232 · Service Doors
  > DURING SHOP INSP, A CRACK WAS FOUND AT THE LOWER HINGE CUTOUT. THE CRACK WAS ROUTED OUT AND A STEEL DOUBLER WAS INSTALLED AS PER SRM 52-40-2 FIG 4, FOR LT AFT SERVICE DOOR.
- [SDR DL72S954220](https://openairdocs.org/sdr/DL72S954220.md): Eel Module · broken · Nov 2, 1995 · N520DA · Boeing 727232 · Emergency Lighting
  > EMERGENCY FLOOR TRACK MISSING IN FLOOR TRACK AT SEAT 10 C. REPLACED EMERGENCY PATH LIGHT HOLDER MODULE AND BULB, OPERATION NORMAL.
- [SDR DL72S954408](https://openairdocs.org/sdr/DL72S954408.md): Stiffener · cracked · Oct 19, 1995 · N520DA · Boeing 727232 · Wing Miscellaneous Structure
  > WHILE WORKING ON A HYDRAULIC LEAK ON THE NR 7 SLAT ACTUATOR ATTACH RIB STIFFENER WAS FOUND CRACKED. THE DAL MFG (P/N 57-0367-001) ON THE STIFFENER. THIS ER/A WILL REPLACE THE OUTBD ATTACH RIB STIFFENER PER EO 4-59271-3AD.

Next page: https://openairdocs.org/deregistered/N520DA-2012-12-11/reports.md?page=2

## 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 = 'N520DA' AND deregistration_id = 'N520DA-2012-12-11'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N520DA-2012-12-11/reports

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