# SDR FDEA202506050839

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2025
- Submitted: June 5, 2025
- Operation: Air carrier
- Aircraft: [N852FD](https://openairdocs.org/aircraft/N852FD), registered now
- Make and model: Boeing 777F
- Registry model: [Boeing 777F](https://openairdocs.org/model/boeing-777f) (OpenAirDocs)
- Aircraft serial: 37723
- Aircraft time: 60,082 hours, 9,497 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 112W3101501
- Condition: Cracked
- Location: Zone 500
- 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/FDEA202506050839

## Discrepancy

DURING PERFORM UT & OPEN HOLE HFEC INSPECTION OF THE LEFT UPPER WING SKIN COMMON   TO FASTENERS 0-5 AND FOUND 01EA CRACK AT HOLE #5 AS MARKED.  LH WING UPPER SKIN IN RIB BAY 10 TRAILING EDGE #5 HOLE REPAIRED AS PER B777 SRM 51-40-  02-0G, SRM 51-40-04-0G, SRM 51-40-05-0G, REV 47.5 AND EA G-5730-T0383612 P1,  THIS IS A MAJOR REPAIR PER GMM 6-2-100.

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