# SDR FDEA202501090045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2025
- Submitted: January 9, 2025
- Operation: Air carrier
- Aircraft: [N607FE](https://openairdocs.org/aircraft/N607FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48547
- Aircraft time: 96,107 hours, 23,459 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: AFA77671
- Condition: Corroded
- Location: Zone 100
- 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/FDEA202501090045

## Discrepancy

LOWER CENTER CARGO BILGE AREA SKIN FOUND WITH SURFACE CORROSION STATION 1681   UNDERNEATH LONGERON 50 RIGHT CORROSION ON LONGERON 50 RIGHT STATION 1681 REMOVED PER MD11 SRM 51-21-01-0G AND   FOUND EXCEEDED ALLOWABLE LIMITS PER MD11 SRM 53-00-00-2R FIGURE 205 REPAIR GENERAL.   LOWER CENTER CARGO BILGE AREA STATION 1681 UNDERNEATH CORRODED LONGERON 50   RIGHT REPAIRED AS PER EA# 1-5310-T0381815 P1 TITLE: FUSELAGE - MAINFRAME - CORROSION   FOUND ON LONGERON L-50R AT STA 1681.REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.