# SDR CALA2019053100868

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2019
- Submitted: May 31, 2019
- Operation: Air carrier
- Aircraft: [N73860](https://openairdocs.org/aircraft/N73860), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32584
- Aircraft time: 49,802 hours, 14,317 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 143N3110478
- Condition: Cracked
- Location: Fuselage
- 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/CALA2019053100868

## Discrepancy

B757-53-3-0559 CRACK ON STR 16R AT STA 780+24. FROM EDGE OF STR TO FIRST FASTNER HOLE. REF ON ST-ENG N/R CARD NO 0064016. FOUND STRINGER 16R AT STA 780+24 CRACK 1.0" LONG REMOVED AND INS TALLED NEW STRINGER P/N 143N3110-478 IAW SRM 51-40-02 A ND DWG 143N3110 WORK ACCOMPLISHED INSPECTED SEE ABOVE FOR MAINTENANCE ACCOMPLISHED.

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