# SDR DALA2026093005446

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2026
- Submitted: October 1, 2026
- Operation: Air carrier
- Aircraft: [N889DN](https://openairdocs.org/aircraft/N889DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 62774
- Aircraft time: 26,086 hours, 10,113 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Zone 200
- 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/DALA2026093005446

## Discrepancy

AFT WET AREA STA 986.5 BL0-RBL42 FLOOR BEAM CAP CORRODED AROUND FASTENER HOLES.   REPAIRED FLOORBEAM STA 986.5 FROM LBL50 TO RBL50 FULL LENGTH OF THE UPPER T-CHORD IAW B737-900 ER SRM 53-70-51-2R-4. (1839911) AIRCRAFT WAS GROUNDED

---
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.