# SDR DALA2025121109065

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2025
- Submitted: December 11, 2025
- Operation: Air carrier
- Aircraft: [N878DN](https://openairdocs.org/aircraft/N878DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31989
- Aircraft time: 27,060 hours, 10,124 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 147A566OU3
- 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/DALA2025121109065

## Discrepancy

(LOG 1342026) FLOOR SUPPORT BETWEEN BS 947 AND BS 967 AT LBL24 HAS DEEP CORROSION UNDER LAV FITTING.  REMOVED AND REPLACED FLOOR SUPPORT AT LBL 24 BTW BS 947 - 967 IAW SRM 51-40-02.

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