# SDR FDEA201503311125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2015
- Submitted: March 31, 2015
- Operation: Air carrier
- Aircraft: [N771FD](https://openairdocs.org/aircraft/N771FD), registered now
- Make and model: Boeing 757222
- Aircraft serial: 24799
- Aircraft time: 763 hours, 28,339 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Keelbeam
- Part number: 143N35801
- Condition: Corroded
- Location: Fuselage
- 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/FDEA201503311125

## Discrepancy

FORWARD PIT, BS 839 - 860, LT KEEL BEAM EXTENSION CORRODED.  REMOVED CORROSION LT KEEL BEAM, STATION 839 - 860, STRINGER 28L - 29R IAW SRM 51-10-02.  CHECKED LIMITS, OUT OF LIMITS IAW SRM 53-30-12 FIG 101 DETAIL 1.  REPAIRED IAW F-5310-T0315372 PT 1 EA, MAJOR REPAIR.

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