# SDR YENA201806290928

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2018
- Submitted: January 11, 2019
- Operation: Air carrier
- Aircraft: [N521JB](https://openairdocs.org/aircraft/N521JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1452
- Aircraft time: 68,335 hours, 24,758 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- 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/YENA201806290928

## Discrepancy

DURING HEAVY MAINTENANCE, A CRACK WAS FOUND ON LATERAL WINDOW FRAME STIFFENER RT SIDE. REFER TO EC A18-507-01. FUSELAGE/ NOSE FWD FUSELAGE/ RT SIDE/ LATERAL WINDOW FRAME (FR 4)/ UPPER STIFFENER AREA / CRACK DAMAGE - PERMANENT REPAIR (FRAME REPLACEMENT); THIS CATEGORY B PERMANENT REPAIR HAS BEEN APPROVED VIA REF /4/ RDAS AND IS CLASSIFIED AS MAJOR.

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