# SDR UPS00432180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2000
- Submitted: April 14, 2000
- Operation: Air carrier
- Aircraft: N522UP
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21936
- Aircraft time: 58,016 hours, 14,146 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- 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/UPS00432180

## Discrepancy

INSPECTION TYPE: C,  AFT UNDER FLOOR LIGHT CORRODED ON FUSELAGE INNER SKIN AT BS.2180 - 2200 BETWEEN STRINGERS 48 -49 LT  AND 49-50 LT. (1) REMOVE CORROSION (2) EVALUATE (3)REPROTECT     REF.NON ROUTINE CARD 44256 585 FOR ACCESS UNDER TANK.REPAIRED I.A.W Q UERY NOTE N522UP/6/2000.STRINGER REPAIR CARRIED OUT I.A.W SRM 53-10-0 3 FIG1.

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