# SDR FDEA200910263671

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2009
- Submitted: October 26, 2009
- Operation: Air carrier
- Aircraft: [N921FD](https://openairdocs.org/aircraft/N921FD), registered now
- Make and model: Boeing 757-23A
- Registry model: [Boeing 757-23A](https://openairdocs.org/model/boeing-757-23a) (OpenAirDocs)
- Aircraft serial: 24924
- Aircraft time: 68,004 hours, 21,149 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 141N517011
- Condition: Corroded
- Location: Bs 333
- 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/FDEA200910263671

## Discrepancy

MAIN CABIN FLOORBEAM STA 333 LBL 38 TO 44 HAS AREAS OF CORRODED OUT OF LIMITS IAW SRM 53-00-04.  REMOVED FLOOR SUPPORT, BS 324-345, AND 2EA SUPPORT BRACKETS, BS 324, LBL 38 AND 40, IAW SRM 51-40-02.  RECEIVED NEW FLOOR SUPPORT, BS 324-345, LBL 38-40, PN 141N5170-11, ON MAE PO MAG0093664.  LOCATED AND DRILLED NEW FLOOR SUPPORT AND ALL REPAIR PARTS IAW SRM 51-40-05.  INSTALLED NEW FLOOR SUPPORT, BS 324-345, LBL 38-40, 2EA. SUPPORT BRACKETS, BS 324, LBL 38 AND 40, AND ALL REPAIR PARTS, IAW SRM 51-40-02. THIS REPAIR IS CLASSIFIED AS A CAT "A" MAJOR REPAIR.

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