# SDR IPXA2025022643278

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2025
- Submitted: February 26, 2025
- Operation: Air carrier
- Aircraft: [N439UP](https://openairdocs.org/aircraft/N439UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25470
- Aircraft time: 31,502 hours, 20,911 cycles
- System (JASC): [5230 · Cargo/Baggage Doors](https://openairdocs.org/jasc/5230)
- Part: Door
- Condition: Damaged
- Location: Zone 800
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2025022643278

## Discrepancy

**SUPPLEMENTAL SDR**FAULT: ZONE 800, STR, RH FUSELAGE, AFT CARGO DOOR CUTOUT, INNER/LOWER SIDE, HAS SEAL RETAINER DAMAGED. DOT 103-20.INSPECTED AND VERIFIED REMOVAL OF LOWER DOOR SILL AND DISPLACEMENT OF LOWER SEAL ON AFT CARGO DOOR.CLEANED AREA PER SOPM 20-30-03 (OLD SEALANT REMOVED) FROM LOWER SILL AND ANGLE THAT HOLD THE SEAL RETAINER.INSTALLED LOWER SEAL + SEAL RETAINER IAW B757-200-SRM 51-40-02-OG. REQUEST OK TO REINSTALL LOWER SILL COVER.

---
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.