# SDR USAA2011040191315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2011
- Submitted: April 1, 2011
- Operation: Air carrier
- Aircraft: [N419US](https://openairdocs.org/aircraft/N419US), registered now
- Make and model: Boeing 737401
- Aircraft serial: 23986
- Aircraft time: 59,930 hours, 40,137 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer Splice
- Part number: 655169821
- 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/USAA2011040191315

## Discrepancy

CLT - Q2 - LEVEL 2 EXFOLIATION CORROSION ON STRINGER SPLICE AT BS 907, S21L.  REPLACED STRINGER SPLICE AT BS 907, S21L IAW B737 SRM 51-10-05 & 51-40-02.

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