# SDR UIEA2019081405152

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2019
- Submitted: September 3, 2019
- Operation: Air carrier
- Aircraft: [N480MC](https://openairdocs.org/aircraft/N480MC), registered now
- Make and model: Boeing 747422
- Aircraft serial: 28812
- Aircraft time: 75,274 hours, 8,388 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Fitting
- Part number: 65B1503422
- Part serial: TLS25920
- Condition: Cracked
- Location: Fuselage
- 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/UIEA2019081405152

## Discrepancy

RT STA 1480, LONGERON EXTENSION FITTING INSPECTION FOUND LONGERON FITTING CRACK. RT STA 1480, LONGERON FITTING REPLACED AND CARRIED OUT PREVENTATIVE MODIFICATION IAW SB 747-53A2860 R2 PART 8 (BULKHEAD REPAIRED) AND RI 53-12-13684 REV A.

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