# SDR CALA2022022800505

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2022
- Submitted: February 28, 2022
- Operation: Air carrier
- Aircraft: [N38403](https://openairdocs.org/aircraft/N38403), registered now
- Make and model: Boeing 737900
- Aircraft serial: 30120
- Aircraft time: 56,942 hours, 23,534 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Floor Support
- Part number: 147A5714U4
- Condition: Corroded
- Location: Lbl 34
- 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/CALA2022022800505

## Discrepancy

FLOOR WEB BS1016, LBL34, RBL34, AND RBL24 HAS CORROSION. AAR RFD NR 99920523 REMOVED AND REPLACED FLOOR WEB SUPPORT STRAPS IAW B737-900 SRM 5 1-40-02-06-0.

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