# SDR UPS03441481

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2003
- Submitted: October 31, 2003
- Operation: Air carrier
- Aircraft: N525UP
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21939
- Aircraft time: 80,338 hours, 15,279 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Fuselage
- 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/UPS03441481

## Discrepancy

INSPECTION TYPE: C,  DURING RAP INSPECTION ITEM N525UP-41-02 BS 375-390 STR 26L-27L REPAIR DOUBLER WITH TWO REPAIR FASTENER ROWS ONLY REPAIR REQ'D.  BS 375-390 S26L-S27L FX SKIN EXTERIOR PREVIOUSLY DOUBLER REMOVED AS PER SRM 51-30-02 AND SKIN CUTOUT ENLARGED AS PER SRM 53-30-03 FIG 1.  ALL FASTENER HOLES AND SKIN CUTOUT HFEC ACCOMPLISHED AS PER NTM PART 6 51-00-00 FIG 1 & 4 AND NO DEFECT FOUND.  EXTERIOR REPAIR DOUBLER FABRICATED & INSTALLED AS PER SRM 53-30-03 FIG 1.

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