# SDR CALA2024051001426

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2024
- Submitted: May 10, 2024
- Operation: Air carrier
- Aircraft: [N27503](https://openairdocs.org/aircraft/N27503), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43434
- Aircraft time: 13,862 hours, 4,600 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 143A5911103
- Condition: Cracked
- Location: Bs 500d
- 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/CALA2024051001426

## Discrepancy

FOUND CRACK ON LHS INNER CHORD AT STA 500D + 10" UNDER FLOOR PANEL 231MF. (REF: AAR NR 100006895)

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