# SDR FDEA201003160844

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2010
- Submitted: March 17, 2010
- Operation: Air carrier
- Aircraft: [N936FD](https://openairdocs.org/aircraft/N936FD), registered now
- Make and model: Boeing 757-2T7
- Registry model: [Boeing 757-2T7](https://openairdocs.org/model/boeing-757-2t7) (OpenAirDocs)
- Aircraft serial: 23293
- Aircraft time: 83,960 hours, 29,058 cycles
- System (JASC): [5412 · Nacelle/Pylon, Bulkhead/Firewall](https://openairdocs.org/jasc/5412)
- Part: Bulkhead
- Part number: 311N5043
- Condition: Cracked
- Location: Nr 1 Pylon
- 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/FDEA201003160844

## Discrepancy

NR 1 PYLON, 1 CRACK FOUND A AFT INBD HOLE OF MID BULKHEAD. REFER TO EO F-5450-7-5005 P1, PAGE 21, STEP 1.11 FOR DETAILS. CRACKED HOLE REPAIRED IAW EO F-5450-7-5005 PART 5 (PYLON STRUCTURE MID-BULKHEAD INSP).  REPAIR IS CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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