# SDR FDEA202507111173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2025
- Submitted: July 11, 2025
- Operation: Air carrier
- Aircraft: [N631FE](https://openairdocs.org/aircraft/N631FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48454
- Aircraft time: 114,264 hours, 23,985 cycles
- System (JASC): [5343 · Fuselage, Landing Gear Attach Fittings](https://openairdocs.org/jasc/5343)
- Part: Longeron
- Part number: ACA37962
- Condition: Cracked
- Location: Zone 100
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202507111173

## Discrepancy

UPON TRIMOFF NOSE LANDING GEAR RIGHT HAND TRUNNION HOLE FOUND LONGERON CRACK   0.5  STATION 585. X = -24.000. CRACKED LONGERON 0.5  AT NOSE LANDING GEAR RIGHT HAND TRUNNION FITTING HOLE AT   STATION 585, X = -24.000 REMOVED AND REPLACED PER MD-11 SRM 51-31-01-0G. LONGERON   FABRICATED PER DOUGLAS DRAWING ACA 3796 REVISION A. REPAIR CLASSIFIED AS MAJOR PER   GMM 6-2-100. (LONGERON REPLACED BETWEEN STATION 547.250 AND STATION 594.875.)

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