# SDR DALA2016033102545

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2016
- Submitted: April 4, 2016
- Operation: Air carrier
- Aircraft: [N663DN](https://openairdocs.org/aircraft/N663DN), registered now
- Make and model: Boeing 757232
- Aircraft serial: 24992
- Aircraft time: 80,803 hours, 36,855 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 1650-1670
- 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/DALA2016033102545

## Discrepancy

MAIN CABIN AFT SECTION FLOORBOARD SUPPORT STRUCTURE HAS CORROSION AROUND FASTENER LOCATIONS L-4 DOOR STA 1650-1670 LBL 54. REMOVED AND REPLACED FLOOR SUPPORT PN 146N5246U7, PO 663DN-00251 IAW DWG 146N5230, REV -.

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