# SDR DHL9770501C

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N705DH
- Make and model: Boeing 727-22C
- Registry model: [Boeing 727-22C](https://openairdocs.org/model/boeing-727-22c) (OpenAirDocs)
- Aircraft serial: 19191
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Condition: Cracked
- Location: Ws 656
- 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/DHL9770501C

## Discrepancy

DURING C CHECK, A CRACK WAS FOUND IN THE RIB ON THE L/W AT WS 656 AT LOWER STR NR 2.  STOP DRILLED CRACK AT BOTH ENDS AND INSTALLED RIB REPAIR AT LOWER SECTION OF RIB, STR NR 2, AS PER S/B 727- 57-127.  NON ROUTINE NR 1226.

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