# SDR UPS07849052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2007
- Submitted: January 31, 2007
- Operation: Air carrier
- Aircraft: N798UP
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45898
- Aircraft time: 68,243 hours, 26,450 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Intercostal
- Part number: SAA75293143
- Condition: Cracked
- Location: Lt Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS07849052

## Discrepancy

INSPECTION TYPE:C3 - FOUND IB UPPER RIB OF OB SLOT DOOR STRUCTURE HAS 4" CRACK,CENTER LEADING EDGE LW ABOVE PNEUMATIC DUCT.  REMOVED, STOP DRILLED CRACK, FABRICATED AND INSTALLED 1 INTERCOSTAL, AND 1 REPAIR ANGLE IAW SRM 51-1-20D, 57-03-01-0, 51-03-02.

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