# SDR 9WGA2026040925801

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2026
- Submitted: April 10, 2026
- Operation: Air carrier
- Aircraft: [N258SN](https://openairdocs.org/aircraft/N258SN), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29258
- Aircraft time: 94,698 hours, 15,226 cycles
- System (JASC): [2830 · Fuel Dump System](https://openairdocs.org/jasc/2830)
- Part: Pump
- Condition: Corroded
- Location: Zone 100
- 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/9WGA2026040925801

## Discrepancy

FUEL OVERRIDE JETTISON PUMP CENTER TANK-RIGHT M225 BEHIND OF THE BONDING JUMPER WAS FOUND CORROSION OF STRUCTURE.  REPAIRED AREA AT FUEL OVERRIDE JETTISON PUMP CENTER TANK RIGHT M225, IAW B747-400 SRM 51-10-02, SRM 57-10-10, SOPM 20-10-03, WGN-WGN-26-0022-03B, D926U120-01, REV C, SRM 51-20-01 AND BMS-10-20, AMM 28-31-01,

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