# SDR F3LA200200328

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2002
- Submitted: October 10, 2002
- Operation: Air carrier
- Aircraft: N578US
- Make and model: Boeing 737301
- Aircraft serial: 23257
- Aircraft time: 55,067 hours, 31,976 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- 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/F3LA200200328

## Discrepancy

DURING C-3 CHECK, INSPECTION REPORTED CORROSION ON FLOOR SUPPORT, BS 328 TO 344, RBL 11.  REPLACED FLOOR SUPPORT PER SRM 53-10-01, FIG. 101, 51-40-02 AND EA 53-737-181.

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