# SDR 2021F00240

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2021
- Submitted: October 14, 2021
- Operation: General aviation
- Aircraft: XAOCB
- Make and model: Boeing 737-800
- Registry model: [Boeing 737-800](https://openairdocs.org/model/boeing-737-800) (OpenAirDocs)
- Aircraft serial: 39162
- Aircraft time: 34,978 hours, 21,096 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Dented
- Location: Lt Wing
- 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/2021F00240

## Discrepancy

DENT ON LH WING FIXED LEADING EDGE UPPER SKIN, DURING TRANSIT CHECK, IT WAS DETECTED A DENT ON LH WING FIXED LEADING EDGE UPPER SKIN. MAINTENANCE PERSONNEL PERFORMED A REVISION, DETECTING A DENT ON LH WING FIXED LEADING EDGE UPPER SKIN STA 150.75; HFEC INSPECTION WAS PERFORMED IAW B737 NDTM PART 6, 51-00-00 PROCEDURE 23; HFEC INSPECTION WAS PERFORMED IAW B737 NDTM PART 6, 51-00-00 PROCEDURE 23; TEMPORARY SEAL WAS PERFORMED IAW MESSAGE BOEING NUMBER AMX-AMX-21-0405-02B; ALL CORRECT.

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