# SDR EISA97121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N366PA](https://openairdocs.org/aircraft/N366PA), registered now
- Make and model: Boeing 727221
- Aircraft serial: 22538
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Stiffener
- Condition: Cracked
- Location: Ws 928
- 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/EISA97121

## Discrepancy

DURING ROUTINE C-CHECK, FOUND 4TH STIFFENER AFT OF LEADING EDGE OF LEFT WINGS AT WS 92.8, CRACKED AT LOWER END.  STOP DRILLED CRACK, FABRICATED AND INSTALLED DOUBLER REPAIR PER SRM 51-40-3.  (M)

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