# SDR UPS07849745

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2007
- Submitted: May 4, 2007
- Operation: Air carrier
- Aircraft: N819UP
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46019
- Aircraft time: 72,498 hours, 27,690 cycles
- System (JASC): [5532 · Vertical Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5532)
- Part: Skin
- Part number: 564779637
- Part serial: UP26078
- Condition: Corroded
- Location: Vertical Stab
- 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/UPS07849745

## Discrepancy

INSPECTION TYPE:C1 EVIDENCE OF CORROSION UNDER VERT STAB SKIN, RIGHT SIDE LARGE AREA OF PILLOWED SKIN WITH SEVERAL FAILED RIVETS.  EXTERIOR ZR252-296 ALONG REAR SPAR.  REMOVED AND REPLACED RIGHT VERT STAB SKIN IAW SRM 51-1-21, 51-1-20D, AND 51-3-0.

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