# SDR 96ZZZX1134

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N171SP](https://openairdocs.org/aircraft/N171SP), registered now
- Make and model: Cessna 441
- Registry model: [Cessna 441](https://openairdocs.org/model/cessna-441) (OpenAirDocs)
- Aircraft serial: 4410326
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: 57222061
- Condition: Cracked
- Location: Lt Wing Canted
- Part time: 2,430 hours
- 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/96ZZZX1134

## Discrepancy

WHILE DOING A PHASE INSPECTION, FOUND A CRACK IN THE LT WING CANTED RIB, PN 5722206-1.  CRACK EXTENDS FROM THE AFT SIDE OF THE FORWARD SPAR, REARWARD ALONG THE BEND RADIUS, 1.0 INCH.  CESSNAS' REPAIR IS TO STOP-DRILL THE ENDS OF THE CRACK AND REINSPECT EACH 200 HOURS.

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