# SDR 9WGA2026032635607

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2024
- Submitted: March 26, 2026
- Operation: Air carrier
- Aircraft: [N356KD](https://openairdocs.org/aircraft/N356KD), registered now
- Make and model: Boeing 747446
- Aircraft serial: 25356
- Aircraft time: 83,500 hours, 17,029 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot Tube
- Condition: Corroded
- Location: Zone 200
- 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/9WGA2026032635607

## Discrepancy

DURING HEAVY MAINTENANCE CHECK RH UPPER PITOT-STATIC PROBE SIGNS OF CORROSION.  REMOVED AND REPLACED RH UPPER PITOT-STATIC PROBE IAW B747-400F AMM 34-11-01.  TEST PASS.  THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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