# SDR SWIA202106158736

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2021
- Submitted: June 15, 2021
- Operation: Air carrier
- Aircraft: [N904EV](https://openairdocs.org/aircraft/N904EV), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7628
- Aircraft time: 41,662 hours, 38,387 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 409-559
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202106158736

## Discrepancy

LEFT FLOOR SILL FROM FS409+128 - FS559 HAS NUMEROUS AREAS OF CORROSION.     (C-CHECK RO 6/11/2021)    REMOVED CORROSION FROM LH FLOOR SILL AT FS 409+128 TO FS 559 IAW REO 601R-53-41-2912 REV -- DATED 2021-04-29. COMPLETED TASK CARD 51-900-1003-SKY AND ATTACHED COMPLETED FORM 337. NO WEIGHT CHANGE NOTED.

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