# N523US: 1987 Boeing 757-251, registration cancelled 2017-07-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 21, 2017
- Status when cancelled: Valid registration
- Airframe: [Boeing 757-251](https://openairdocs.org/model/boeing-757-251) (registry code 1384970)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM) (OpenAirDocs)
- Serial number: 23617
- Year built: 1987
- Type of aircraft: Fixed wing multi engine
- Airworthiness: Standard, transport
- Airworthiness date: January 29, 1987
- Certificate issued: October 5, 2016
- Last registry action: October 5, 2016
- Mode S code: A695E6
- Owner when cancelled: [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Corporation
- Owner's area on the map: 33.6604° N, 84.3865° W: Placed by OpenAirDocs at the center of ZIP code 30354, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N523US
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=523US
- Page: https://openairdocs.org/deregistered/N523US-2017-07-21

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing 757-251: https://openairdocs.org/model/boeing-757-251.md

## Service difficulty reports (73, newest 50)

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

- [SDR DALA2015102706549](https://openairdocs.org/sdr/DALA2015102706549), Oct 26, 2015: WIRE. DAMAGED. EMERGENCY LIGHTS INOPERATIVE .FOUND A WIRE BROKEN ON ALL THREE LIGHT MODULES. SPLICED ON A NEW LIGHT MODULE AT ALL THREE LOCATIONS. OPS CHECKED GOOD. IAW SWPM 2
- [SDR DALA2015102706548](https://openairdocs.org/sdr/DALA2015102706548), Oct 26, 2015: WIRE. DAMAGED. EMERGENCY LIGHTS AT ROW 33 & AFT ARE ALL INOPERATIVE. FOUND DAMAGED WIRE AT ROW 40 EMERGENCY LIGHT. REPAIRED THE WIRE IAW SWPM 20-30-12. OPS CHECK ON ALL AFT EM
- [SDR DALA2015092305802](https://openairdocs.org/sdr/DALA2015092305802), Sep 22, 2015: WIRE. DAMAGED. AFT CABIN EMERGENCY FLOOR TRACK LIGHTS INOPERATIVE. REPAIRED DAMAGED WIRE IN AFT CABIN FLOOR TRACK LIGHT SYSTEM. OPS TEST GOOD, OK FOR SERVICE.
- [SDR DALA2015050403051](https://openairdocs.org/sdr/DALA2015050403051), May 3, 2015: WIRE. EXPOSED. EMERGENCY FLOOR LIGHTING DAMAGED OR INOPERATIVE . FLOOR TRACK LIGHTING WIRES. EXPOSED INTERIOR. TUCKED WIRES, OPS CHECK OK.
- [SDR DALA2014111706139](https://openairdocs.org/sdr/DALA2014111706139), Jun 2, 2014: STRINGER. DAMAGED. STRINGER 29R, BETWEEN BS 1420 - 1440 DAMAGED. REPAIRED IAW ER/A 517912-14.
- [SDR DALA13040015523](https://openairdocs.org/sdr/DALA13040015523), Aug 19, 2013: STRINGER. CORRODED. CORROSION ON STRINGER 29R AT BS 1420 REMOVED STRINGER 29R BETWEEN BS 1405-1430 STARTED DRILLING NEW STRINGER SECTION IAW SRM 53-00-03, REPAIR 1, FIG 201. C/W HF
- [SDR DALA13040025523](https://openairdocs.org/sdr/DALA13040025523), Aug 16, 2013: SKIN. DAMAGED. SEVERAL RIVETS DAMAGED ON BELLY BELOW C2 CARGO DOOR. BS 1420, COMPLIED WITH ERA ORIG 517912-14.
- [SDR DALA13037605523](https://openairdocs.org/sdr/DALA13037605523), Aug 3, 2013: LENS. DAMAGED. EMERGENCY LIGHT LENS DAMAGED 29D. INSTALLED A NEW LENS.
- [SDR DALA13010365523](https://openairdocs.org/sdr/DALA13010365523), Mar 4, 2013: LIGHT. DAMAGED. PLASTIC COVER OVER EMERGENCY LIGHTS DAMAGED. INSTALLED COVER. LIGHT AT 31E INOPERATIVE. LIGHT REPLACED IAW AMM 33-51. OPS CHECKED OK.
- [SDR DALA12010175523](https://openairdocs.org/sdr/DALA12010175523), Oct 16, 2012: WIRE. BROKEN. EMERGENCY EXIT PATH TRACK LIGHTING IS OUT FROM ROWS 15 THRU 22. REPAIRED BROKEN WIRE AT ROW 16 IAW SWPM 20-30. OPS CHECKED NORMAL. OK FOR SERVICE.
- [SDR DALA1124745523](https://openairdocs.org/sdr/DALA1124745523), Apr 7, 2011: FAIRING. DAMAGED. DAMAGE TO LEFT BODY FAIRING PANEL 191AL IAW ER/A 491594-14 MADE TEMP REPAIR. REFERENCE LOG PAGE 0332195. ER/A 491594 SECTION I ISSUED FOR WING TO BODY FAIRING D
- [SDR DALA1122445523](https://openairdocs.org/sdr/DALA1122445523), Mar 27, 2011: INTERCOSTAL. CORRODED. FWD CARGO INTERCOSTAL CORRODED STA 540-560 BETWEEN STR 26-27 R. FABRICATED AND REPLACED FWD CARGO INTERCOSTAL AT STA 540-560 STR 26-27R IAW SRM 51-40-02 PG:1, 2
- [SDR DALA1122435523](https://openairdocs.org/sdr/DALA1122435523), Mar 27, 2011: FITTING. CORRODED. L-1 DOOR LWR SILL THRESHOLD SUPPORT STRUCTURE WEB FITTINGS AND ANGLES LITE CORROSION STA 333-377 LBL 63. ORIGINAL MATERIAL WAS .050" LENGTH WAS 15"WIDTH 1" DEPT
- [SDR DALA1122425523](https://openairdocs.org/sdr/DALA1122425523), Mar 26, 2011: GUIDE. CORRODED. 1 DOOR SLIDE GIRT BAR ALIGNMENT GUIDE IS EXFOLIATED. REMOVED AND REPLACED L1 DOOR SLIDE GIRT BAR ALIGNMENT GUIDE (RETAINER PLATE) PER CARD 2561-01257-01A, STEP 
- [SDR DALA1118715523](https://openairdocs.org/sdr/DALA1118715523), Mar 14, 2011: SEAT TRACK. CORRODED. SEAT TRACK AREAS OF LITE CORROSION STA 700 TO 780 LBL-45. SEAT TRACK CROWN AT STA 762 IS OUT OF LIMITS IAW SRM 53-00-52. REMOVED SEAT TRACK IAW SRM 51-40-02, RE
- [SDR DALA1118705523](https://openairdocs.org/sdr/DALA1118705523), Mar 14, 2011: INTERCOSTAL. CORRODED. FWD CARGO INTERCOSTAL CORRODED STA 740-760 O/B OF STR. REMOVED CORROSION OUT OF LIMITS IAW B757 SRM 53-00-04. REMOVED INTERCOSTAL AND CUT OUT DAMAGED AREA PER 7
- [SDR DALA1118695523](https://openairdocs.org/sdr/DALA1118695523), Mar 14, 2011: WEB. CORRODED. AFT GALLEY AREA FLOOR WEBB HAS CORROSION STA 1680 TO 1720 BETWEEN BL-0 TO LBL-60. REMOVED CORR IAW SRM 53-60-51. NDT NO CRACKS AND MAT LOSS ON STA 1716, STA 171
- [SDR DALA1118685523](https://openairdocs.org/sdr/DALA1118685523), Mar 14, 2011: WEB. CORRODED. AFT GALLEY AREA FLOOR WEB HAS CORROSION STA 1680 TO BL-0 TO RBL-60. REMOVED CORROSION ON STA 1680 TO 1720 BETWEEN BL-0 TO RBL-60 IAW SRM 53-60-51 PG 201. NDT FO
- [SDR DALA1116915523](https://openairdocs.org/sdr/DALA1116915523), Mar 9, 2011: SKIN. DENTED. DURING INSP OF LOG PAGE 2969760 FOUND DENT OVER S16L AT STA 414. CUT OUT DAMAGE AREA ON SKIN FROM B STA 409-414 STR 16L AND INST .071" THK REPAIR DOUBLER AND FI
- [SDR DALA1114415523](https://openairdocs.org/sdr/DALA1114415523), Mar 1, 2011: BUSHING. WORN. LT ELEVATOR OTBD HINGE TO SPAR ATTACH BOLTS AND BUSHINGS WORN. REMOVED AND REPLACED OTBD HINGE AT LT ELEVATOR OTBD POSITION PER AMM 27-31-01-401-926A-A. OPS CHE
- [SDR DALA1116765523](https://openairdocs.org/sdr/DALA1116765523), Feb 20, 2011: SUPPORT. CORRODED. SEAT TRACK SUPPORT STRUCTURE EXISTING REPAIR HAS CORROSION STA 365, RBL24. REMOVED AND REPLACED EXISTING REPAIR ON SEAT TRACK SUPPORT STRUCTURE STA 365, RBL 24,
- [SDR DALA1116755523](https://openairdocs.org/sdr/DALA1116755523), Feb 20, 2011: SUPPORT. CORRODED. SEAT TRACK SUPPORT STRUCTURE HAS CORROSION, STA 365, RBL 45. REPAIRED SEAT TRACK SUPPORT STRUCTURE AT STA 365, RBL 45, IAW B757-A-53-01-801-663A-A.
- [SDR DALA1113625523](https://openairdocs.org/sdr/DALA1113625523), Feb 16, 2011: SKIN. PUNCTURED. PUNCTURE ON SLAT 5, T/E WEDGE LOWER SURFACE, 30 INCHES FROM INBD END 093-03. REPAIRED DISCREPANT AREAS ON NR 5 SLAT T/E WEDGE, UPPER AND LOWER SURFACE IAW SRM 5
- [SDR DALA1031355523](https://openairdocs.org/sdr/DALA1031355523), Nov 13, 2010: SCUFF PLATE. CORRODED. DURING L-CHECK FOUND CORROSION ON L2 DOOR SCUFF PLATE TO FLOOR PANEL SUPPORT Z-ANGLE. REPAIRED PER ERA 486856-14 REV 0.
- [SDR DALA1031345523](https://openairdocs.org/sdr/DALA1031345523), Nov 13, 2010: FLOORBEAM. CORRODED. DURING L-CHECK FOUND CORROSION ON FLOORBEAM UPPER CAP AT BS 1640 RBL 53 TO BL 0. REPAIRED PER ERA 486850-14 REV 0.
- [SDR DALA1032905523](https://openairdocs.org/sdr/DALA1032905523), Nov 12, 2010: SILL. CORRODED. DURING LINE CHECK, FOUND L2 DOOR UPPER SURFACE OF THE LOWER MAIN SILL INNER CHORD BETWEEN BS 704-711, AT WL 208.10 WAS FOUND CORRODED. SECTION I OF ER/A 486856-
- [SDR DALA1031335523](https://openairdocs.org/sdr/DALA1031335523), Nov 12, 2010: INTERCOSTAL. CORRODED. DURING L-CHECK FOUND CORROSION ON INTERCOSTAL AT BS 1660 TO BS 1680 BL 0. REPAIRED PER SRM 51-40-02, SRM 53-00-51.
- [SDR DALA1031215523](https://openairdocs.org/sdr/DALA1031215523), Nov 11, 2010: FLOOR SUPPORT. CORRODED. DURING L-CHECK FOUND CORROSION ON MAIN CABIN FLOOR SUPPORT CHANNEL AT BS 1640 TO BS 1661 BL 0. REPAIRED PER SRM 51-40-02.
- [SDR DALA1031205523](https://openairdocs.org/sdr/DALA1031205523), Nov 11, 2010: FLOOR SUPPORT. CORRODED. DURING L-CHECK FOUND CORROSION ON R4 DOOR THRESHOLD SUPPORT STRUCTURE ASSEMBLY BS 1640 TO BS 1680. REMOVED AND REPLACED PER SRM 51-40-02.
- [SDR DALA1031195523](https://openairdocs.org/sdr/DALA1031195523), Nov 11, 2010: FLOOR SUPPORT. CORRODED. DURING L-CHECK FOUND CORROSION ON MAIN CABIN FLOOR SUPPORT CHANNEL AT BS 1661 - BS 1671 LBL 58. REPAIRED PER SRM 51-40-02 PAGES 1-12, SRM 53-00-51- PAGE 101 TO 
- [SDR DALA1030705523](https://openairdocs.org/sdr/DALA1030705523), Nov 7, 2010: FLOORBEAM. CORRODED. DURING L-CHECK FOUND CORROSION ON MAIN CABIN FLOORBEAM UPPER CAP UNDER FLOOR PANEL 104C AND 107A FROM BL 0 TO RBL 53. REPAIRED PER SRM 53-60-51 DETAIL 111 PAGE 
- [SDR DALA1030955523](https://openairdocs.org/sdr/DALA1030955523), Nov 5, 2010: FITTING. CORRODED. DURING L-CHECK FOUND EXFOLIATION CORROSION ON STRINGER END FITTING AT BULKHEAD BS 1720 S17R APPROXIMATELY 6 FROM FUSELAGE. REPAIRED PER SRM 51-40-02 PAGE 7.
- [SDR DALA1030675523](https://openairdocs.org/sdr/DALA1030675523), Nov 5, 2010: SKIN. CRACKED. DURING L-CHECK FOUND CRACK IN LEFT WING NR 2 LEADING EDGE SLATE LOWER SKIN JUST FORWARD ON OUTBOARD MAIN SLAT TRACK. REPAIRED PER SRM 57-70-13 PAGES 1 & 2.
- [SDR DALA1030665523](https://openairdocs.org/sdr/DALA1030665523), Nov 5, 2010: SKIN. CRACKED. DURING L CHECK FOUND CRACK IN LEFT WING NR 3 LEADING EDGE SLAT LOWER SKIN JUST FORWARD OF OUTBOARD MAIN SLAT TRACK. REPAIRED PER SRM 57-70-13 PAGES 1 & 2.
- [SDR DALA1030655523](https://openairdocs.org/sdr/DALA1030655523), Nov 5, 2010: SKIN. DAMAGED. DURING L-CHECK FOUND DAMAGE AND DELAMINATION ON RIGHT WING AILERON INBOARD LOWER SURFACE. REPAIRED PER SRM 57-60-01 & SRM 51-60-01.
- [SDR DALA1031315523](https://openairdocs.org/sdr/DALA1031315523), Nov 4, 2010: FLOORBEAM. CORRODED. DURING L-CHECK FOUND CORROSION ON MAIN CABIN FLOORBEAM AT BS 1661 LBL 58. REPAIRED PER SRM 53-00-51 PAGE 101 TO PAGE 103, SRM 53-10-51 PAGE 6, DWG BAC1518-338 R
- [SDR DALA1031325523](https://openairdocs.org/sdr/DALA1031325523), Nov 1, 2010: SUPPORT. CORRODED. DURING L-CHECK FOUND CORROSION ON R4 DOOR THRESHOLD SUPPORT FROM BS 1640 TO BS 1680. REPAIRED PER SRM 51-40-02 PAGE 2-7.
- [SDR DALA1030725523](https://openairdocs.org/sdr/DALA1030725523), Nov 1, 2010: PUSHROD. CORRODED. DURING L-CHECK FOUND EXFOLIATION CORROSION ON DOOR L4 LOWER GATE GIRT BAR MECHANISM AFT PUSHROD. REPAIRED PER B757-A-52-25-501-927A-A PAGES 6 & 7.
- [SDR DALA1029055523](https://openairdocs.org/sdr/DALA1029055523), Oct 31, 2010: SKIN. CRACKED. DURING L-CHECK FOUND CRACK IN RIGHT WING NR 8 SLAT LOWER SKIN. REPAIRED PER SRM 51-40-02 PAGE 7, SRM 51-70-13 PAGES 1 & 2 FIGURE 1.
- [SDR DALA1030755523](https://openairdocs.org/sdr/DALA1030755523), Oct 31, 2010: SKIN. CRACKED. DURING L-CHECK FOUND RIGHT WING NR 10 SLAT LOWER SKIN CRACKED JUST FORWARD OF INBOARD MAIN SLAT TRACK. REPAIRED PER SRM 51-70-13 PAGE 2 FIGURE 1 & SRM 51-40-02 
- [SDR DALA1030695523](https://openairdocs.org/sdr/DALA1030695523), Oct 31, 2010: FLOORBEAM. CORRODED. DURING L-CHECK FOUND CORROSION ON MAIN CABIN FLOORBEAM FLANGE. REPAIRED PER SRM 53-00-51 PAGE 201-204 FIGURE 201.
- [SDR DALA1031375523](https://openairdocs.org/sdr/DALA1031375523), Oct 30, 2010: SKIN. PUNCTURED. DURING L-CHECK FOUND PUNCTURE IN RIGHT WING NR 8 LEADING EDGE SLAT LOWER SKIN JUST ABOVE ACCESS PANEL 623. REPAIRED PER SRM 57-42-02 PAGE 201 FIGURE 201, SRM 57
- [SDR DALA1031365523](https://openairdocs.org/sdr/DALA1031365523), Oct 30, 2010: SKIN. DENTED. DURING L-CHECK FOUND FUSELAGE SKIN DENTED AT MAIN E&E DOOR CUTOUT FORWARD AND AFT CORNERS LEFT SIDE BS 460-480. REPAIRED PER ERA 486849-14 REV ORIGINAL.
- [SDR DALA1030685523](https://openairdocs.org/sdr/DALA1030685523), Oct 30, 2010: DOUBLER. GOUGED. DURING L-CHECK FOUND GOUGE IN APU COMPARTMENT FORWARD BULKHEAD REPAIR DOUBLER. REPAIRED PER SRM 53-80-08 FIGURE 201.
- [SDR DALA1030715523](https://openairdocs.org/sdr/DALA1030715523), Oct 29, 2010: BRACKET. BROKEN. DURING L-CHECK FOUND BRACKET / DOUBLER ASSEMBLY BROKEN OFF ON DOOR 4R LOWER SLIDE SUPPORT SHELF. REPAIRED PER SRM 51-40-02 PAGE 10.
- [SDR DALA1021335522](https://openairdocs.org/sdr/DALA1021335522), Sep 6, 2010: GATE. GOUGED. DURING M-CHECK FOUND GOUGE ON BOTTOM FWD CORNER OF DOOR 4R GATE. REPAIRED IAW SRM 51-70-16 & SRM 52-11-38-401-926A.
- [SDR DALA1021325522](https://openairdocs.org/sdr/DALA1021325522), Sep 4, 2010: SILL. CORRODED. DURING M-CHECK FOUND CORROSION ON AFT CARGO LOWER DOOR SILL, UPPER CHORD FASTENER HOLES BETWEEN BS 1380 & BS 1440. REPAIRED IAW SRM 51-40-02, SRM 51-40-05.
- [SDR DALA109165523](https://openairdocs.org/sdr/DALA109165523), May 2, 2010: FLOOR SUPPORT. CORRODED. DURING LINE CHECK FOUND CORROSION ON AFT CARGO DOOR THRESHOLD FLOOR SUPPORT FROM AFT EDGE OF DOOR TO FWD EDGE. REPAIRED IAW SRM 51-40-02, 51-20-01.
- [SDR NWAA092625523](https://openairdocs.org/sdr/NWAA092625523), Jul 27, 2009: BATTERY PACK. DISCHARGED. DURING AN OVERNIGHT LINE CHECK THE EMERGENCY EXIT SIGN ABOVE DOOR 1 LEFT WOULD NOT ILLUMINATE. MAINTENANCE FOUND BATTERY PACK M731 TO BE DEFECTIVE AND REPLACED 
- [SDR NWAA092615523](https://openairdocs.org/sdr/NWAA092615523), Jul 27, 2009: BATTERY PACK. DEFECTIVE. DURING OVERNIGHT LINE CHECK THE EMERGENCY OVERHEAD EMERGENCY EXIT SIGN ABOVE DOOR 4 RIGHT WOULD NOT ILLUMINATE. MAINTENANCE FOUND BATTERY PACK M736 TO BE DEFECT

All 73: https://openairdocs.org/deregistered/N523US-2017-07-21/reports.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DEN07LA098](https://openairdocs.org/ntsb/DEN07LA098), Jun 3, 2007: Boeing 757-251 (N523US), Denver, CO, no damage. Probable cause: The inadvertent encounter with moderate turbulence during the approach which resulted in a serious injury to the flight attendant

## Other aircraft with N523US

- [Registered now](https://openairdocs.org/aircraft/N523US): Costruzioni Aeronautiche Tecna P2010 TDI, S/N 325/US, built 2025

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