# SDR 04FDEA01779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2004
- Submitted: June 18, 2004
- Operation: Air carrier
- Aircraft: N68057
- Make and model: Doug DC-10-10
- Registry model: [Doug DC-10-10](https://openairdocs.org/model/mcdonnell-douglas-dc-10-10) (OpenAirDocs)
- Aircraft serial: 48264
- Aircraft time: 49,711 hours, 18,178 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Part number: ARB0007501
- Condition: Cracked
- Location: Zone 500
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/04FDEA01779

## Discrepancy

DURING C-CHECK AT OAN, INSPECTION FOUND A CRACK IN THE REAR SPAR LOWER CAP AT XORS 412.  THE CRACK EXTEND INTO THE VERTICAL LAG AND FWD HORIZONTAL LAG, AND IS CONSISTENT WITH CRACKING DESCRIBED IN S/B DC10-57A137.

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