# SDR UIEA2026072400649

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2026
- Submitted: July 24, 2026
- Operation: Air carrier
- Aircraft: [N487MC](https://openairdocs.org/aircraft/N487MC), registered now
- Make and model: Boeing 747-45EF
- Registry model: [Boeing 747-45EF](https://openairdocs.org/model/boeing-747-45ef) (OpenAirDocs)
- Aircraft serial: 30609
- Aircraft time: 103,614 hours, 18,820 cycles
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Pin
- Condition: Damaged
- Location: Zone 400
- 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/UIEA2026072400649

## Discrepancy

FOUND NR 3 PYLON UPPER LINK FWD PIN AND BUSHING DAMAGE AND PYLON SIDE LUG BUSHING DAMAGE. IAW AMM 54-51-01-004-001 REV 116 AND AMM 54-51-02-004-001-005 REV 116, REMOVED NR 3 PYLON NACELLE STRUT AND ATTACH PIN BOLT.    REPAIRED NR 3 PYLON UPPER SPAR LUG BUSHING AND UPPER LINK FWD BUSHING.  IAW AMM 54-51-01-404-046 REV 117 AND AMM 54-51-02-404-044-005 REV 117,  UNSTALLED NR 3 PYLON NACELLE STRUT AND ATTACH PIN BOLT AND SYS.   IAW AMM 71-00-00-705-009-J00, REV 117, AND AMM 29-11-00-802-035 REV 117 AND AMM 36-00-00-862 REV 117.   LEAK CHECKED, RESULT NORMAL. COMPLETED THIS JOB AND CHECK SATISFACTORY.

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