# SDR IPXA2026072984187

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 3, 2026
- Submitted: July 29, 2026
- Operation: Air carrier
- Aircraft: [N583UP](https://openairdocs.org/aircraft/N583UP), registered now
- Make and model: Boeing 747-4R7F
- Registry model: [Boeing 747-4R7F](https://openairdocs.org/model/boeing-747-4r7f) (OpenAirDocs)
- Aircraft serial: 25867
- Aircraft time: 138,855 hours, 23,452 cycles
- System (JASC): [3210 · Main Landing Gear](https://openairdocs.org/jasc/3210)
- Part: Fitting
- Condition: Corroded
- Location: Zone 700
- 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/IPXA2026072984187

## Discrepancy

FOUND THE CORROSION ON INBOARD LOWER FITTING CAP AT LT BODY GEAR.  IAW AMM 32-13-01-404-022 REV. 117 AND EI NO. F2026A53M-1507 SEQUENCE A, PERFORMED INSTALL, LEAK CHECK OF HYDRAULIC HOSE CONNECTIONS, TEST AND SWING AT LEFT BODY LANDING GEAR. CONDITION CHECK NORMAL.

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