# SDR 2006FA0000433

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2006
- Submitted: May 5, 2006
- Operation: General aviation
- Aircraft: [N518MW](https://openairdocs.org/aircraft/N518MW), registered now
- Make and model: Piper PA-28R-201
- Registry model: [Piper PA-28R-201](https://openairdocs.org/model/piper-pa-28r-201) (OpenAirDocs)
- Aircraft serial: 2844105
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: 78475005
- Condition: Cracked
- Location: Rt Wing Sta49.25
- Part time: 1,301 hours
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2006FA0000433

## Discrepancy

INSPECTED RIB IAW SB 1161 AND FOUND RIB CRACKED.  THE SAME RIB HAS BEEN FOUND CRACKED IN THE SAME LOCATION ON SIX OTHER WINGS.  ALL OTHER WINGS HAD EXCESS OF 6000 HRS REPAIRED AND APPEARED TO HAVE BEEN INSTALLED CROOKED. THE ASSEMBLY PROCESS HAD THIS PART INSTALLED UNDER AN INITIAL LOAD LEADING TO PART CRACKING PREMATURELY.  (K)

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