# SDR SWAA2025021388429

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2025
- Submitted: February 13, 2025
- Operation: Air carrier
- Aircraft: [N7742B](https://openairdocs.org/aircraft/N7742B), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 33928
- Aircraft time: 57,792 hours, 31,530 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Cracked
- Location: Zone 100
- 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/SWAA2025021388429

## Discrepancy

FED CUTOUT SURROUND STRUCTURE; UPPER CHORD WEB BS 312 BETWEEN S6L AND S7L HAS A CRACK (MARKED).<[01] AFTER NDI EVALUATION AT DISCREPANCY AREA; NO CRACK NOTED IAW 737 NDTM PART 6; 51-00-00 PROCEDURE 23.<BR>TOOL USED:<BR>ID ATS1465<BR>CAL. DUE 07/2025.;[02] UPPER CHORD WEB AT FED REINSPECTED AND CRACK CONFIRMED AT LOCATION STA-312 STR-5L TO 6L; REPAIR OR REPLACEMENT REQUIRED.;[03] REPAIRED DISCREPANCY AREA PER REF EA M-22-153-01244 ON CARD NBR TTG8Q00YCV3Z;[04] CORRECTIVE ACTION COMPLETED.

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