# SDR CALA0500313

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2005
- Submitted: September 19, 2005
- Operation: Air carrier
- Aircraft: [N18112](https://openairdocs.org/aircraft/N18112), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27302
- Aircraft time: 38,878 hours, 11,665 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sill
- Part number: 146N852247
- Condition: Corroded
- Location: Cargo Bay
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA0500313

## Discrepancy

MAINTENANCE NOTED SEVERAL AREAS OF CORROSION ON THE AFT CARGO COMPARTMENT O/B LOWER SILL CHORD.  THE CHORD SECTION WAS REPLACED IAW ECRA 5310-04487.

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