# SDR U2RA201207120009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 3, 2012
- Submitted: July 12, 2012
- Operation: Air carrier
- Aircraft: [N949CA](https://openairdocs.org/aircraft/N949CA), registered now
- Make and model: Boeing 747428
- Aircraft serial: 25630
- Aircraft time: 75,514 hours, 10,454 cycles
- Engine: Ge CF680C2B1F
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead Web
- Part number: 65B02505106
- Condition: Cracked
- Location: Bs 2598
- Part time: 75,514 hours, 10,454 cycles
- 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/U2RA201207120009

## Discrepancy

BS 2598, LT LOWER AFT INNER CHORD ONE FASTNER HOLE FOUND CRACKED AT BULKHEAD LOWER WEB.  CRACK LENGTH .030" REF AD 2010-014-07, SB 747-53A2427.

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