# SDR USAA960590

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N487US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11238
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floor Beam
- Condition: Corroded
- Location: Bs 4900
- Part time: 20,640 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA960590

## Discrepancy

YYC - DURING FC-06 CHECK, FOUND 30 MM BY 20 MM CORRODED AREA AT FLOOR BEAM AT STA 4900 BL ZERO.    CONNECTION AND COUPLING ANGLES REPAIRED PER SRM IPC-53-15-05, ITEM 90, FIGURE 23, AND FOKKER REPAIR REF NRT J96-61467.  (X)

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