# SDR DALA2023041402981

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 11, 2023
- Submitted: April 14, 2023
- Operation: Air carrier
- Aircraft: [N672DL](https://openairdocs.org/aircraft/N672DL), registered now
- Make and model: Boeing 757232
- Aircraft serial: 25977
- Aircraft time: 96,073 hours, 42,099 cycles
- System (JASC): [5714 · Wing, Center Box](https://openairdocs.org/jasc/5714)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023041402981

## Discrepancy

SHIP 672 IN REF. TO NRC 00550: CORROSION ON BOX BEAMS (2E/A) AT PASSENGER CABIN FLOOR STRUCTURE, BTW STA. 690 TO STA. 740. LBL 60. CORRECTIVE ACTION: SUMMARY OF NRC 00735: BOX BEAMS (2E/A) AT PASSENGER CABIN FLOOR STRUCTURE, BTW STA. 690 TO STA. 740. LBL 60 WERE MANUFACTURED AND REPLACED PER DWG 143N5522-6 AND B-757- 200 SRM. (2715136)

---
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.