# SDR 2020F00290

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2020
- Submitted: May 31, 2020
- Operation: Air carrier
- Aircraft: [N405YK](https://openairdocs.org/aircraft/N405YK), registered now
- Make and model: Boeing 737436
- Aircraft serial: 25267
- Aircraft time: 55,452 hours, 38,528 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Fuselage
- Part time: 55,452 hours, 38,528 cycles
- 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/2020F00290

## Discrepancy

NON-ROUTINE 2794N743 DISCREPANCY.  CORROSION AT FRAME 360 STR 28L-28R BL0.

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