# Service difficulty reports: N403UP

A list on [N403UP](https://openairdocs.org/aircraft/N403UP.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 5 · 223 reports

- [SDR IPXA2026082381790](https://openairdocs.org/sdr/IPXA2026082381790.md): Bracket · misinstalled · Aug 23, 2026 · N403UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > CREW ENTRY DOOR WARNING SENSOR BRACKET IS INCORRECTLY INSTALLED CAUSING CONTACT WITH CREW ENTRY DOOR SEAL WHEN CLOSING DEFERRED PER EO-98420 FOR 90 DAYS.
- [SDR IPXA2026072004760](https://openairdocs.org/sdr/IPXA2026072004760.md): Structure · fod · Jul 17, 2026 · N403UP · Boeing 75724APF · Standard Practices/Structures
  > EMERGENCY DECLARED, AIR TURN BACK, BIRD STRIKE RESULTED IN AIR TURN BACK C/W BIRD STRIKE CONDITIONAL INSPECTION IAW AMM 05-51-18-212-001. NO OTHER BIRD STRIKES NOTED.
- [SDR IPXA2026071704760](https://openairdocs.org/sdr/IPXA2026071704760.md): Not Reported · not reported · Jul 17, 2026 · N403UP · Boeing 75724APF · Standard Practices/Structures
  > EMERGENCY DECLARED, AIR TURN BACK, BIRD STRIKE RESULTED IN AIR TURN BACK.
- [SDR IPXA2026032684640](https://openairdocs.org/sdr/IPXA2026032684640.md): Altimeter · faulted · Mar 26, 2026 · N403UP · Boeing 75724APF · Altimeter, Barometric/Encoder
  > DURING DESCEND GEAR NOT DOWN CONFIG LIGHT ON AFTER EXTENDING FLAPS GEAR NOT DOWN WARNING SOUNDED RR LEFT RADIO ALTIMETER IAW B757AMM 33-01-404-005 OPS CHECK NORMAL
- [SDR IPXA2026022322493](https://openairdocs.org/sdr/IPXA2026022322493.md): Bulb · inoperative · Feb 20, 2026 · N403UP · Boeing 75724APF · Emergency Lighting
  > ENTRY HATCH EMERGENCY EXIT LIGHT HAS MULTIPLE BULBS INOPERATIVE. RELAMPED ENTRY HATCH EMERGENCY EXIT SIGN IAW AMM 33-51-01-962-001. OP'S CHECKED GOOD.
- [SDR IPXA2025061664053](https://openairdocs.org/sdr/IPXA2025061664053.md): Stringer · corroded · May 24, 2025 · N403UP · Boeing 75724APF · Fuselage Main, Longeron/Stringer
  > AFT CARGO BILGE AREA AT STRG 28L HAS CORROSION AT STA 1466. FOUND DURING DVI ATA 53-05 ACCOMPLISHED REPAIR PER EO-94038-REQ1 AND VT-SAA EA 757-5360-01-B0497, REV I/R
- [SDR IPXA2025061264053](https://openairdocs.org/sdr/IPXA2025061264053.md): Stringer · corroded · May 24, 2025 · N403UP · Boeing 75724APF · Fuselage Main, Longeron/Stringer
  > AFT CARGO BILGE AREA AT STRG 28L HAS CORROSION AT STA 1466. FOUND DURING DVI.
- [SDR IPXA2025061030265](https://openairdocs.org/sdr/IPXA2025061030265.md): Retainer · inoperative · May 22, 2025 · N403UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > FLIGHT DECK CEILING RUBBER CABLE RETAINER FOR DESCENT DEVICE IS DIS-BONDED ATA 25-61 MARKED 84-40. RE BONDED FLIGHT DECK CEILING RUBBER CABLE RETAINER IAW DWG NO. 232N1642.
- [SDR IPXA2025052330265](https://openairdocs.org/sdr/IPXA2025052330265.md): Escape Reel · damaged · May 22, 2025 · N403UP · Boeing 75724APF · Emergency Equipment
  > FLIGHT DECK CEILING RUBBER CABLE RETAINER FOR DESCENT DEVICE IS DIS-BONDED.
- [SDR IPXA2025061664937](https://openairdocs.org/sdr/IPXA2025061664937.md): Stringer · corroded · May 19, 2025 · N403UP · Boeing 75724APF · Fuselage Main, Longeron/Stringer
  > FUSELAGE STA 1473 SUSPECTED CORROSION ON SKIN REPAIRED AT CTR VHF ANTENNA AREA TRIPLER METAL PLATE HAS BULGING AND 01EA FASTENER HEAD IS OUT ON METAL PLATE HOLE AS MARKED. 74-002 ATA CODE 53 ACCOMPLISH REPAIR PER EO-94040-REQ1 AND VT-SAA EA 757-5360-01-B0499,
- [SDR IPXA2025061365070](https://openairdocs.org/sdr/IPXA2025061365070.md): Skin · corroded · May 19, 2025 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > MAJOR REPAIR, BOTTOM FUSELAGE STA 1600-1620 SUSPECTED CORROSION ON EXTERNAL SURFACE SKIN HAS BULGING AND FASTENER HEADS FULL THROUGH.
- [SDR IPXA2025061264937](https://openairdocs.org/sdr/IPXA2025061264937.md): Skin · corroded · May 19, 2025 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > SUSPECTED CORROSION ON SKIN REPAIRED AT CTR VHF ANTENNA AREA TRIPLER METAL PLATE HAS BULGING AND 01EA FASTENER HEAD IS OUT ON METAL PLATE HOLE AS MARKED. 74-002 ATA CODE 53 AUDIT C/W GMM RII 04-02
- [SDR IPXA2023051393219](https://openairdocs.org/sdr/IPXA2023051393219.md): Shear Tie · dented · May 5, 2023 · N403UP · Boeing 75724APF · Fuselage Internal Mounting Structure
  > INSPECTION TYPE:CK21*MAJOR REPAIR* FRAME STA 1240 RH SIDE AT STR26R HAS A DENTFRAME WAS REPAIRED IAW 757-200PF SRM REV 116.0 CHAPTER 53-00-07-2R DETAIL V PER SRM 53-60-07-2R (RCD 288515)
- [SDR IPXA2023030691583](https://openairdocs.org/sdr/IPXA2023030691583.md): None · inoperative · Mar 5, 2023 · N403UP · Boeing 75724APF · Flight Environment Data
  > INSPECTION TYPE:NA*DIVERSION* APPROX 1 HR INTO THE FLT AT FL400, ENG FLUCTUATIONS WERE OBSRVD ON BTH ENG. LFT 1ST, THN RT, FLLWED BY RT AGAIN APPROX 30 MINS LTER. EPR VARIED APPROX. 0.10, N1 VARIED APPROX 5%. EACH INSTNCE LESS THAN 1 MIN.PER TCH RECOM, R&R TAT
- [SDR IPXA2021090733527](https://openairdocs.org/sdr/IPXA2021090733527.md): Warning Message · false activation · Sep 3, 2021 · N403UP · Boeing 75724APF · Leading Edge Slat Control System
  > ATB - VNAV AND AUTOPILOT RETURNED AT 6000FT, BUT NOTICED LE SLAT DISGREE ON EICAS. WENT THROUGH CHECKLIST AND GOT 20 DEGREES AND LANDED. AUTOPILOT WAS NORMALREF; LE SLAT DISAGREE MSG, ACCOMPLISHED FIM 24-81-00-815-803, FIG 104 BLOCKS 1,1A,1B,1C,1D,AND 28. SYST
- [SDR IPXA2021052569806](https://openairdocs.org/sdr/IPXA2021052569806.md): Frame · dented · May 25, 2021 · N403UP · Boeing 75724APF · Fuselage Main, Frame
  > INSPECTION TYPE:SEGTHE FRAME AT STA 780 L/H SODE STR 23 HAS A DENT ON THE UPPER SURFACE LOCATED IN THE FWD CARGO AREA NO DOTREPAIR ACCOMPLISHED PER SRM 53-00-07-2R-5 DETAIL I
- [SDR IPXA2021052269692](https://openairdocs.org/sdr/IPXA2021052269692.md): Skin · delaminated · May 22, 2021 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEGDELAMINATION ON TAIL CONEREPAIRED PANEL IAW B757 SRM 51-70-10-2R-2 350 DEG F CURE PER SRM 53-80-01-2R, FIG 201
- [SDR IPXA2021052269691](https://openairdocs.org/sdr/IPXA2021052269691.md): Skin · delaminated · May 22, 2021 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEGDELAMINATION ON TAIL CONEREPAIRED PANEL IAW B757 SRM 51-70-10-2R-2 350 DEG F PER SRM 53-80-01-2R, FIG 201
- [SDR IPXA2021051569407](https://openairdocs.org/sdr/IPXA2021051569407.md): Floor Panel · damaged · May 15, 2021 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEGMAIN CARGO COMPARTMENT FLOOR PANEL 231XTF DELAMINATEDFABBED PANEL 231 XTF FROM 5024N400001SS-G, BATCH# PER SREO B757-5320-9692-K
- [SDR IPXA2021020965502](https://openairdocs.org/sdr/IPXA2021020965502.md): Seal · leaking · Feb 7, 2021 · N403UP · Boeing 75724APF · Passenger/Crew Doors
  > INSPECTION TYPE:N/ALOUD SQUEAL ENTRY DOOR OPERATING HANDLE FL360 CABIN ALTITUDE 6,000 DIFFENTIAL 8.4FOUND PRESSURE SEAL DAMAGE REPAIRED IAW MM 52-09-00 PG BLOCK 801 ALSO CLEANED AROUND SEAL OPS CK OK
- [SDR IPXA201906143238](https://openairdocs.org/sdr/IPXA201906143238.md): Structure · damaged · Jun 13, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE:SEG3DURING REMOVAL OF DENT ON NR 115828 FOUND DAMAGE TO CHORD UNDERNEATH.REPAIRED PER RCD# 116143 UPS EO # B757-5310-72739-A AND VTMAE EA #757-5310-27-A2349-REV.
- [SDR IPXA201906143241](https://openairdocs.org/sdr/IPXA201906143241.md): Panel · cracked · Jun 13, 2019 · N403UP · Boeing 75724APF · Fuel Storage
  > INSPECTION TYPE:SEG3LH WING DRY BAY PNL 532DZ IS DAMAGED.REPAIRED PER RCD #116169.
- [SDR IPXA201906143237](https://openairdocs.org/sdr/IPXA201906143237.md): Skin · dented · Jun 13, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEG3REF DI D607396 LH FUSELAGE NOSE SECTION STA 215 WK 210 SKIN GOUGE.REPAIRED PER RCD 115825 UPS EO B757-5330-72671-A & VT MAE EA 757-5310-27-A2348 REV.
- [SDR IPXA2019061243080](https://openairdocs.org/sdr/IPXA2019061243080.md): Panel · delaminated · Jun 10, 2019 · N403UP · Boeing 75724APF · Wing, Plate/Skin
  > INSPECTION TYPE:1C PANEL DELAMINATED. REPAIRED PER SRM 57-20-09-2R, 51-70-07-OG.
- [SDR IPXA2019061082988](https://openairdocs.org/sdr/IPXA2019061082988.md): Floor Skin · delaminated · Jun 8, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3FLOOR PANEL 211X AF IS DELAMINATEDFABRICATED NEW PANEL FROM 5024N40000I55-G, BATCH#3489461 PER SREO B757-5320-9692-K
- [SDR IPXA2019061082990](https://openairdocs.org/sdr/IPXA2019061082990.md): Floor Panel · delaminated · Jun 8, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3MCD FLOOR PANEL 232XJF IS DELAMINATEDFABRICATED FROM5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072964](https://openairdocs.org/sdr/IPXA2019061072964.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3 MCD FLOOR PANEL 232XHF IS DELAMINATEDFABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072963](https://openairdocs.org/sdr/IPXA2019061072963.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3 MCD FLOOR PANEL 232XDF IS DELAMINATEDFABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072962](https://openairdocs.org/sdr/IPXA2019061072962.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3MCD FLOOR PANEL 231XDF IS DELAMINATEDFABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072961](https://openairdocs.org/sdr/IPXA2019061072961.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3, MCD FLOOR PANEL 231XEF IS DELAMINATEDFABRICATED FROM 5024N40000ISSG IAW SREO B757-5320-9692-K
- [SDR IPXA2019061072960](https://openairdocs.org/sdr/IPXA2019061072960.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG, 3MCD FLOOR PANEL 232XDF IS DELAMINATED. FABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072959](https://openairdocs.org/sdr/IPXA2019061072959.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3MCD FLOOR PANEL 231XFF IS DELAMINATEDFABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072958](https://openairdocs.org/sdr/IPXA2019061072958.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3, MCD FLOOR PANEL 212XAF IS DELAMINATED, FABRICATED FROM 5024N4000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019061072957](https://openairdocs.org/sdr/IPXA2019061072957.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3, MCD FLOOR PANEL 231XHF IS DELAMINATED. FABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K.
- [SDR IPXA2019061072955](https://openairdocs.org/sdr/IPXA2019061072955.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:SEG3, MCD FLOOR PANEL 231XJF IS DELAMINATED. FABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K.
- [SDR IPXA2019060742954](https://openairdocs.org/sdr/IPXA2019060742954.md): Floor Panel · delaminated · Jun 7, 2019 · N403UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE:SEG3 MCD FLOOR PANEL 232XGF IS DELAMINATEDFABRICATED FROM 5024N40000ISS-G PER SREO B757-5320-9692-K
- [SDR IPXA2019060752880](https://openairdocs.org/sdr/IPXA2019060752880.md): Structure · delaminated · Jun 5, 2019 · N403UP · Boeing 75724APF · Rudder, Plate/Skin
  > INSPECTION TYPE:SEG3, TRAILING EDGE DELAMINATION WITH VOIDS OF SEALANT. REMOVED RIVETS ALONG TRAILING EDGE APPLIED SEALANT IN VOIDED AREA AND REINSTALLED RIVETS IAW BOEING DRAWING 173N2101, FL64
- [SDR IPXA2019060752879](https://openairdocs.org/sdr/IPXA2019060752879.md): Shaft · deformed · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:SEG3, ROLLER RAIL SHAFTS DEFORMED AND DAMAGEDREMOVED AND REPLACED IAW ANCRA MM 25-50-79
- [SDR IPXA2019060752878](https://openairdocs.org/sdr/IPXA2019060752878.md): Roller · bent · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE:SEG3, LOCKS HAVE CORROSION AND BENT ROLLERS. REMOVED AND REPLACED IAW MM 25-50-79 AND IPC 25-56-00-01
- [SDR IPXA2019060752877](https://openairdocs.org/sdr/IPXA2019060752877.md): Heat Shield · delaminated · Jun 5, 2019 · N403UP · Boeing 75724APF · Landing Gear Doors
  > INSPECTION TYPE:SEG3DELAMINATION/DISBONDS ON MULTIPLE AREASREMOVED AND REPLACED
- [SDR IPXA2019060752876](https://openairdocs.org/sdr/IPXA2019060752876.md): Angle · cracked · Jun 5, 2019 · N403UP · Boeing 75724APF · Nacelle/Pylon Miscellaneous Structure
  > INSPECTION TYPE:SEG3, ANGLE CRACKED, REMOVED AND REPLACED IAW SRM 51-40-02
- [SDR IPXA2019060752875](https://openairdocs.org/sdr/IPXA2019060752875.md): Threshold · cracked · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:SEG3, THRESHOLD PLATE CRACKED IN SEVERAL PLACES WELDED AND INSPECTED PER EO B757-5320-35929-C
- [SDR IPXA2019060542873](https://openairdocs.org/sdr/IPXA2019060542873.md): Skin · corroded · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE: SEG3 LOWER SKIN CORRODED OUT OF MANUFACTURERS LIMITS. LOWER SKIN REPLACED BY FABRICATING NEW SKIN PER EO M-2550-11648-0.
- [SDR IPXA2019060542872](https://openairdocs.org/sdr/IPXA2019060542872.md): Skin · corroded · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEG3LOWER SKIN CORRODED OUT OF MANUFACTURERS LIMITS.LOWER SKIN REPLACED BY FABRICATING A NEW SKIN PER EO M-2550-11648-0
- [SDR IPXA2019060542871](https://openairdocs.org/sdr/IPXA2019060542871.md): Skin · corroded · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE: SEG3 LOWER SKIN CORRODED OUT OF MANUFACTURERS LIMITS. LOWER SKIN REPLACED BY FABRICATING NEW SKIN PER EO M-2550-11648-0
- [SDR IPXA2019060542870](https://openairdocs.org/sdr/IPXA2019060542870.md): Skin · corroded · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE: SEG3 LOWER SKIN CORRODEDD OUT OF MANUFACTURERS LIMITS. LOWER SKIN REPLACED BY FABRICATING NEW SKIN PER EO M-2550-11648-0
- [SDR IPXA2019060542869](https://openairdocs.org/sdr/IPXA2019060542869.md): Skin · corroded · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEG3 LOWER SKIN CORRODED OUT OF MANUFACTURERS LIMITS. LOWER SKIN REPLACED BY FABRICATING NEW SKIN PER EO M-2550-11648-0
- [SDR IPXA2019060542866](https://openairdocs.org/sdr/IPXA2019060542866.md): Skin · corroded · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEG3 LOWER SKIN CORRODED OUT OF MANFACTURES LIMITS LOWER SKIN REPLACED BY FABRICATING A NEW SKIN PER EO M-2550-11648-0
- [SDR IPXA2019060542865](https://openairdocs.org/sdr/IPXA2019060542865.md): Pin · deformed · Jun 5, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE: SEG3 PIN DAMAGED BEYOND MANUFACTURES LIMITS REPLACED WITH NEW PIN ASSY PER ANCRA MM 25-50-79
- [SDR IPXA201906052806](https://openairdocs.org/sdr/IPXA201906052806.md): Skin · dented · Jun 4, 2019 · N403UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEG3 - LH FUSELAGE NOSE SECTION SKIN AT STA 239, W.L. 210 REMOVED FASTNERS COMON TO DENT, ROTO PROBED HOLES REPLACED FASTNERS, RESTORED FINISHES PER E0 B757-5330-72670-A

Next page: https://openairdocs.org/aircraft/N403UP/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 = 'N403UP' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N403UP/reports

---
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