# SDR USAA2013082600026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2013
- Submitted: August 26, 2013
- Operation: Air carrier
- Aircraft: N406US
- Make and model: Boeing 737401
- Aircraft serial: 23876
- Aircraft time: 67,898 hours, 45,578 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Zone 100
- 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/USAA2013082600026

## Discrepancy

DURING C4 CHECK,  CORROSION FOUND ON FRAME AT BS 827 BETWEEN BL 0 TO LBL 5. REPAIRED FUSELAGE FRAME IAW SRM 53-00-07-2R-5.

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