# SDR U2RA201706110001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2017
- Submitted: June 11, 2017
- Operation: Air carrier
- Aircraft: [N919CA](https://openairdocs.org/aircraft/N919CA), registered now
- Make and model: Boeing 747428
- Aircraft serial: 25302
- Aircraft time: 89,251 hours, 13,055 cycles
- Engine: Ge CF680C2B1F
- System (JASC): [7110 · Engine Cowling System](https://openairdocs.org/jasc/7110)
- Part: Longeron
- Part number: 2242310
- Condition: Damaged
- Location: Nr 4 Cowling
- Part time: 89,251 hours, 13,055 cycles
- Component: Core Cowl, Rohr
- Component part number: 224M4761501
- 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/U2RA201706110001

## Discrepancy

DURING ACCOMPLISHMENT D CHECK INSPECTION FOUND NUMBER 4 ENGINE INBOARD CORE COWL RIVET PULLED THROUGH LOWER EDGE. REMOVED AND REPLACED LOWER AFT SECTION AND DAMAGED FASTENERS IN ACCORDANCE WITH ENGINEERING DISPOSITION EO MAS-J217-N919CA-008 REV IR AND SRM 51-40-02.

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