# SDR CALA2020041000800

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2020
- Submitted: April 10, 2020
- Operation: Air carrier
- Aircraft: [N77865](https://openairdocs.org/aircraft/N77865), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32589
- Aircraft time: 58,804 hours, 17,097 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 143N3110
- 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/CALA2020041000800

## Discrepancy

B757-53-3-0569. FOUND CRACK AT THE END OF THE STRG 16R AND STA 780+40 +3 IN BY THE EXTERNAL LIGHT ASSY AREA RH SIDE OF THE FUSELAGE AT PASSENGER CABIN. DOT 82-053. REF AAR NR 9606678 INSTALLED FABRICATED PARTS AT THE END OF THE STGR 16R AND STA 780+40+3 IN BY THE EXTERNAL LIGHT ASSY AREA RH SIDE OF THE FUSELAGE AT PASSENGER CABIN IAW B757-300 SRM 53-30-03 AND 51-40-02 REF AAR NR 9606678

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