# SDR FDEA202601200070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2026
- Submitted: January 20, 2026
- Operation: Air carrier
- Aircraft: [N857FD](https://openairdocs.org/aircraft/N857FD), registered now
- Make and model: Boeing 777-FS2
- Registry model: [Boeing 777-FS2](https://openairdocs.org/model/boeing-777-fs2) (OpenAirDocs)
- Aircraft serial: 37728
- Aircraft time: 59,912 hours, 9,644 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: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202601200070

## Discrepancy

DURING PERFORM WORK CARD:EG-5710-E0376285F P11 STEP3. B. (1). & STEP5 A. (2), THEN   FOUND 02EA CRACKS ON LH UPPER WING SKIN FASTENER #5 AS MARKED. THE LEFT WING UPPER SKIN #5 FASTENER CRACKED HOLE REPAIRED IAW SRM 51-50- 02-0G, FIGURE 1, SRM 51-40-02-0G, FIGURE 12. SRM 51-10-01-0G, FIGURE 1. SRM 51-20-06-0G, SRM 51-40-05-0G, FIGURE 4, SRM 51-20-01-0G, SRM 51-40-08-0G, FIGURE 2, SRM 51-20-05-2R, FIGURE 201, REV 51, AND EA G-5730-T0386186 P1.THIS IS A MAJOR REPAIR PER GMM6-2-100.

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