# SDR SIMA950941

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N421MQ](https://openairdocs.org/aircraft/N421MQ), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 014
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Window Frame
- Part number: S53171101204
- Condition: Cracked
- Location: Cockpit
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA950941

## Discrepancy

SAT - DURING A 24,000 CYCLE INSPECTION, EDDY CURRENT INSPECTION REVEALED A .25 INCH CRACK ON THE VERTICAL PLANE OF THE NODE 5 LEFT WINDOW FRAME.  MAINTENANCE BLENDED THE CRACK IAW ATR DRAWING NR 11S53140122.  THE AIRCRAFT RETURNED TO SERVICE.  (X)

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