# SDR SWAA2021081292174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2021
- Submitted: August 12, 2021
- Operation: Air carrier
- Aircraft: N411WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29821
- Aircraft time: 66,572 hours, 39,411 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Cracked
- Location: Bs 312-320 Lbl47
- 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/SWAA2021081292174

## Discrepancy

CRACK WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 312 AND BS 320 LBL47 FWD GALLEY AND LAV ; 2021-311689 / [01] REPLACED WEB INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 312 AND 320 LBL47 FWD GALLEY AND LAV. IAW SRM B737-700 51-10-02 AND DWG 141A5400 REV -; [02] REPLACED WEB INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 312 AND 320 LBL47 FWD GALLEY AND LAV. IAW SRM B737-700 51-10-02 AND DWG 141A5400 REV - RII

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