# SDR UPS03441131

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2003
- Submitted: August 20, 2003
- Operation: Air carrier
- Aircraft: [N676UP](https://openairdocs.org/aircraft/N676UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20101
- Aircraft time: 77,950 hours, 21,828 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: 112U804065
- Condition: Cracked
- Location: Lt Wing
- 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/UPS03441131

## Discrepancy

INSPECTION TYPE:C LT WING NR 2 NACELLE RIB POST 4EA ATT HOLES FOUND CRACK  INDICATIONS AT FRONT SPAR WEB.  NR 2 NACELLE RIB REPLACED AS PER EO B747-5720-11421-F AND LH FRONT SPAR WEB REPLACED AS PER EO B747-5720-11421-F

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