# SDR SWAA2023121320514

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2023
- Submitted: December 13, 2023
- Operation: Air carrier
- Aircraft: [N454WN](https://openairdocs.org/aircraft/N454WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29851
- Aircraft time: 64,962 hours, 38,713 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Bracket
- Part number: UNKNOWN
- Condition: Cracked
- Location: Zn 100 Fus Lower
- 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/SWAA2023121320514

## Discrepancy

CRACK SUPPORT BRACKET BODY STATION 540 LH SIDE KEEL BEAM 2023-689356<[01] REPLACED SUPPORT BRACKET AND FASTENERS BODY STATION 540 LH SIDE KEEL BEAM IAW B737-700 SRM 51-40-02 AND SRM 51-10-02 ITEM 9. MEASURE CRACK IS: L: 0.900?; TOOL USED. DIGITAL CALIPER P/N: 500-197-30; S/N: B20189416 AND DUE DATE: 19-DEC-23.;[02] TASK CARD COMPLETED

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