# SDR FDEA201102210641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2011
- Submitted: March 22, 2011
- Operation: Air carrier
- Aircraft: [N728FD](https://openairdocs.org/aircraft/N728FD), registered now
- Make and model: Airbus A300 B4-622R
- Registry model: [Airbus A300 B4-622R](https://openairdocs.org/model/airbus-a300-b4-622r) (OpenAirDocs)
- Aircraft serial: 581
- Aircraft time: 42,379 hours, 21,825 cycles
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Mount
- Part number: 2210263503
- Condition: Corroded
- Location: Nr 2 Engine
- 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/FDEA201102210641

## Discrepancy

AFT ENGINE MOUNT MATING SURFACE FOUND WITH CORROSION.  CORROSION REMOVED AND   CLEANED-UP PER CMM 71-20-05 REPAIR 3 TABLE 601 REV 50 AND FOUND WITHIN   LIMITS AS PER CMM 71-20-05 FIGURE 501 REV 50.  ORIGINAL MATERIAL THICKNESS= 0.125", MATERIAL REMOVED= 0.002",   MATERIAL REMAINING= 0.423".  FPI CARRIED OUT FOUND NO CRACK EVIDENT.  REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100 REV 111.

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