# SDR CALA2020050900944

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2020
- Submitted: May 9, 2020
- Operation: Air carrier
- Aircraft: [N14249](https://openairdocs.org/aircraft/N14249), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28809
- Aircraft time: 62,410 hours, 23,404 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 58530030028
- Condition: Corroded
- 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/CALA2020050900944

## Discrepancy

AFT PASSENGER COMPARTMENT FLOOR STRUCTURE,SHOW SIGNS OF UPPER SURFACE CORROSION AT RT DOOR SILL INB FLOOR SUPPORT BETWEEN B.S. 927.0 AND B.S.998.5 RBL64.0 APROX.(MKD 26-021) REF. AAR N/R:90238492 GENERATED REMOVED CORROSION AT AFT PASSENGER COMPT. RT DOOR SILL I/B FLOOR 51-10-02.REMOVED AND REPLACED INNER CHORD BETWEEN STA 887 AND 1016 RBL64 IAW B737-800 SRM 51-40-02. REF. AAR N/R:90238492 SUPPORT (INNER CHORD) AND FOUND BEYOND LIMITS IAW B737-800 SRM INSPECTED WORK ACCOMPLISHED

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