# SDR CALA2023040300961

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2023
- Submitted: April 3, 2023
- Operation: Air carrier
- Aircraft: [N12216](https://openairdocs.org/aircraft/N12216), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 28776
- Aircraft time: 76,501 hours, 27,624 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Floorbeam
- Part number: 147A5506
- Condition: Corroded
- Location: Sta986.5/Lbl45
- 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/CALA2023040300961

## Discrepancy

(B737-06-3-0049) SUPPORT TASK, AFT WET AREA, CORROSION ON FLOOR BEAM ON STA 986.5 LBL 45 (REF. AAR NR 99960170). REMOVED AND REPLACED PREVIOUS REPAIR ON FLOOR BEAM ON STA 986.5 BL 45 IAW B737-800 SRM 51-40-02-0G PAR 4 AND 7.

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