# SDR CALA2023111603397

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 14, 2023
- Submitted: November 16, 2023
- Operation: Air carrier
- Aircraft: [N777UA](https://openairdocs.org/aircraft/N777UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26916
- Aircraft time: 104,383 hours, 18,889 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 147W233035
- Condition: Corroded
- Location: Sta1884, S46l
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023111603397

## Discrepancy

AFT CARGO BILGE DOUBLER REPAIRED AREA STRINGER FOUND CORROSION AT STA 1884 S46L REF HAECO NON-ROUTINE NO:9466694.    AFT CARGO BILGE STA 1884 STR46L STRINGE OR BEFORE THE AIRCRAFT REACHES 22.889 TOTAL F/C REPEAT THE INSPE R REPAIRED AS PER ECRA 5370-01100 REV -.ACCOMPLISH PART 2 INSPEC CTION AT INTERNAL NOT TO EXCEED 4000 F/C THEREAFTER. TION REQUIREMENT FOR STA46L BETWEEN STA 1853 AND STA 1916 PER LATEST REVISION OF ECRA 5370-01100,ACCOMPLISH THE INSPECTION.

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