# SDR SWAA2023021088580

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2023
- Submitted: February 10, 2023
- Operation: Air carrier
- Aircraft: [N7748A](https://openairdocs.org/aircraft/N7748A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 36399
- Aircraft time: 49,386 hours, 25,198 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Structure
- 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/SWAA2023021088580

## Discrepancy

CRACK ANGLE FLOOR STRUCTURE LOCATED BS 540 BTW BL 0 TO RBL 24.75 CENTER SECTION 2022-708625<[01] REPLACED ANGLE FLOOR STRUCTURE LOCATED BS 540 BTW BL 0 TO RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-40-02;DWG 143A0060 SHEET 46 REV - SEE INDIVIDUAL SIGN OFF BELOW.;[02] REPLACED ANGLE FLOOR STRUCTURE LOCATED BS 540 BTW BL 0 TO RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-40-02;DWG 143A0060 SHEET 46 REV - SEE INDIVIDUAL SIGN OFF BELOW.<BR>RII

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