# SDR CALA9802147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N17407](https://openairdocs.org/aircraft/N17407), registered now
- Make and model: Boeing 727243
- Aircraft serial: 21270
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Condition: Cracked
- Location: Ws 330
- 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/CALA9802147

## Discrepancy

INSPECTION FOUND A 1.25 INCH CRACK AROUND BOLT HEADS AT UPPER AFT END OF LT WING FIXED LE RIB, WS 330.  THE RIB WAS REMOVED AND A NEW ONE WAS INSTALLED IAW SRM 51-30-2, PAGE 3, 51-40-3, 51-10-6, PAGE 1, AND 51-10-1, PAGE 1.

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