# SDR DALA2025021001014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2025
- Submitted: February 10, 2025
- Operation: Air carrier
- Aircraft: [N3747D](https://openairdocs.org/aircraft/N3747D), registered now
- Make and model: Boeing 737832
- Aircraft serial: 32374
- Aircraft time: 76,198 hours, 29,057 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- 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/DALA2025021001014

## Discrepancy

(LOG 0800167) MAIN CABIN FLOORBOARD SUPPORT Z - ANGLE AT STA 992 - 1016 APPROX RBL 39 HAS AREAS OF CORROSION AROUND FASTENER HOLES. MULTIPLE SPOTS OF EXFOLIATING CORROSION IAW B737 SRM 53-70-51, REMOVED FABRICATED AND INSTALL FLOOR SUPPORT Z ANGLE AT MAIN CABIN STA 992 RBL 39 IAW B 737 SRM 51-40-02 AND B DWG 147A5710 REV

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