# SDR DALA12006965522

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2012
- Submitted: September 12, 2012
- Operation: Air carrier
- Aircraft: [N522US](https://openairdocs.org/aircraft/N522US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 23616
- Aircraft time: 71,879 hours, 30,328 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sill
- Condition: Corroded
- Location: Cargo Doorway
- 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/DALA12006965522

## Discrepancy

SMALL AREA OF CORROSION NR 2 CARGO DOOR LOWER SILL BS 1420.  CLEANED AREA, REMOVED CORROSION PER SRM 53-60-15.  AREA OUT OF LIMITS PER SRM 53-60-15.  REMOVED FITTINGS FOR ACCESS.  COMPLIED WITH PRI 506838-14 C/W ERA 506838-14 REV ORIG.  REINSTALLED FITTINGS.

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