# SDR USAA980355

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N408US
- Make and model: Boeing 737401
- Aircraft serial: 23878
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 654581094
- Condition: Corroded
- Location: Bs 312
- Part time: 29,626 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/USAA980355

## Discrepancy

CLT - DURING Q-3 CHECK VISUAL INSPECTION, FOUND .5 INCH BY .5 INCH AREA OF CORROSION AROUND NUTPLATE HOLES STATION 312 LBL 12 TO RBL 12 FLOORBEAM UPPER CHORD.  CORROSION TASK NR C53-107-02.  SPLICED IN A NEW 'T' CAP SECTION PER SRM 53-10-51.  (M)

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