# SDR UPS00434178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2000
- Submitted: November 8, 2000
- Operation: Air carrier
- Aircraft: [N675UP](https://openairdocs.org/aircraft/N675UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20390
- Aircraft time: 64,712 hours, 19,271 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Forging
- Condition: Corroded
- Location: Fuselage
- 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/UPS00434178

## Discrepancy

INSPECTION TYPE:C, CORROSION FOUND UNDER MAIN DECK WINDOW FORGING AT BS 280 TO BS 300 LT.  WINDOW FORGING REMOVED IAW SRM 51-30-02.  CORROSION REMOVED FROM SKIN DOUBLER IAW SRM 51-10-01.  CORROSION REMOVED FROM WINDOW FORGING IAW 5-20-01.  FORGING INSTALLED IAW 51-30-02.  STRINGER REPAIRED IAW QUERY NOTE 17/2000, REF MRR UPS00434381.

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