# SDR EIA2004070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2004
- Submitted: September 13, 2004
- Operation: Air carrier
- Aircraft: N486EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20888
- Aircraft time: 81,900 hours, 19,422 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/EIA2004070

## Discrepancy

AFT BELLY SKIN, STRINGER R51, BS 1820.  CUT OUT BADLY CORRODED SKIN, CLEANED CORROSION FROM STRINGER R51:  INSIDE CUT OFF IAW SRM 53-30-03. RII: ACCOMPLISHED ECI PER B747 NDT MANUAL D6-7170, PART 6, 51-00-00, FIG 623, NO DEFECT DETECTED.  LAY OUT FASTENER PATTERN, PICK UP HOLES, FABRICATE DOUBLER AND FILLER AND INSTALL REPAIR PER 747 SRM 53-30-03, FIG 37A.  RESTORED ORIGINAL FINISH PER 747 MM 20-24-11.

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