# SDR SWAA2025040715599

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 15, 2025
- Submitted: April 7, 2025
- Operation: Air carrier
- Aircraft: [N939WN](https://openairdocs.org/aircraft/N939WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36646
- Aircraft time: 51,518 hours, 31,311 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Cracked
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025040715599

## Discrepancy

CRACK LOWER ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION 2025-203648<[01] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 29-JAN-26; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811019; DUE DATE: 29-JAN-26.;[02] REPLACED LOWER ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-40-02 AND 51-10-02 PARAGRAPH 9; DWG: 273A9112 SHEET: 6 REV: A. SEE INDIVIDUAL SIGN OFF BELOW.;[03] CORRECTED STEP 2<BR>REPLACED LOWER ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-40-02 AND 51-10-02 PARAGRAPH 9; DWG: 273A9110 SHEET: 6 REV: A. SEE INDIVIDUAL SIGN OFF BELOW.;[04] CERTIFIED RII WORK PERFORMED. <BR>SEE INDIVIDUAL SIGN OFF BELOW.

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