# SDR USAA2011083100041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2011
- Submitted: September 1, 2011
- Operation: Air carrier
- Aircraft: N425US
- Make and model: Boeing 737401
- Aircraft serial: 23992
- Aircraft time: 60,222 hours, 40,296 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 6545834611
- 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/USAA2011083100041

## Discrepancy

Q5 CHECK - CORROSION ON FLOOR SUPPORT INTERCOSTAL BETWEEN BS 328 TO BS 344, RBL 11.  REPLACED FLOOR SUPPORT INTERCOSTAL BETWEEN BS 328 TO BS 344, RBL 11 IAW B737 SRM 53-10-51 & SRM 51-10-02.

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