# SDR SWAA2021102519458

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2021
- Submitted: October 25, 2021
- Operation: Air carrier
- Aircraft: [N448WN](https://openairdocs.org/aircraft/N448WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33721
- Aircraft time: 58,879 hours, 34,833 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Track
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021102519458

## Discrepancy

CORROSION ON CARGO TRACK LBL3.0, BS 907,  WL 156 IN AFT CARGO COMPARTMENT.  INSTALLED REPAIR ON TRACK SECTION. 2 TRACK SPLICES AND FASTENERS BETWEEN BS 887 TO BS 927 IAW SRM 51-40-02 AND SRM 53-00-53-2R-3, REPAIR 3, STEP 4, FROM ITEMS O TO P. AND DRAWING 146A7500, SHEET 61 REV-.   REPAIRED CARGO TRACK IAW  SRM 51-40-02 AND  SRM 53-00-53-2R-3, REPAIR 3, ALTERNATIVE 1, AND DRAWING 146A7500, SHEET 61, REV- .

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