# SDR SWAA2023092591128

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2023
- Submitted: September 25, 2023
- Operation: Air carrier
- Aircraft: [N227WN](https://openairdocs.org/aircraft/N227WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34450
- Aircraft time: 59,279 hours, 35,528 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- 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/SWAA2023092591128

## Discrepancy

CRACK ON INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BTW BS 328 TO BS 344 LBL 46.5 AT FWD GALLEY AREA 2023-530675<[01] REPLACED NEW WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BTW BS 328 TO BS 344 LBL 46.5 AT FWD GALLEY AND FASTENERS IAW B737-700 SRM 51-40-02<BR>AND DWG 141A5400 SHEET 44 REV -SEE INDIVIDUAL SIGN OFF BELOW;[02] CORRECTIVE STEP 1: REPLACED NEW WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BTW BS 328 TO BS 344 LBL 46.5 AND FASTENERS IAW B737-700 SRM 51-40-02 AND DWG 141A5400 SHEET 44 REV -SEE INDIVIDUAL SIGN OFF BELOW;[03] REPLACED BY NEW WEB - INTERCOSTAL ON FLOOR STRUCTURE LOCATED BTW BS 328 TO BS 344 LBL 46.5 AND FASTENERS IAW B737-700 SRM 51-40-02 AND DWG 141A5400 SHEET 44 REV -<BR><BR>RII<BR><BR>SEE INDIVIDUAL SIGN OFF BELOW

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