# SDR UIEA2026061800527

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2026
- Submitted: July 30, 2026
- Operation: Air carrier
- Aircraft: [N485MC](https://openairdocs.org/aircraft/N485MC), registered now
- Make and model: Boeing 747-45EF
- Registry model: [Boeing 747-45EF](https://openairdocs.org/model/boeing-747-45ef) (OpenAirDocs)
- Aircraft serial: 30607
- Aircraft time: 113,499 hours, 20,012 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Frame
- Condition: Cracked
- Location: Zone 200
- 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/UIEA2026061800527

## Discrepancy

LH STA 720 UPPER DECK FRAME 1EA FASTENER HOLE CRACK.  CRACK FASTENER HOLE REPAIRED AS PER ATLAS AIR EO 4453A301 REV 12 ITEM 4F. NO FURTHER DEFECTS NOTED.

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