# SDR SWAA2021082227767

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2020
- Submitted: August 23, 2021
- Operation: Air carrier
- Aircraft: [N8312C](https://openairdocs.org/aircraft/N8312C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 38809
- Aircraft time: 26,557 hours, 11,541 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 747-767 Rbl25
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021082227767

## Discrepancy

INTERCOSTAL BETWEEN FRAME STA 747 TO STA 767 @ APPROX RBL 25 HAS COROSSION ON BOTTOM SURFACE IN AFT CARGO COMP. / REMOVED AND REPLACED INTERCOSTAL BETWEEN STA 747 TO 767 @ RBL 25 IN AFT LOWER CARGO. P/N 146A7505-2 PER SRM 51-40-05 AND SRM 51-40-02. ( SA-M 326 ATTACHED A1164663)

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