# SDR RYNA200700023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2007
- Submitted: April 30, 2008
- Operation: Air carrier
- Aircraft: [N753NA](https://openairdocs.org/aircraft/N753NA), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 24544
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146N52571
- Condition: Corroded
- Location: Bs 164-1661
- 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/RYNA200700023

## Discrepancy

PASSENGER CABIN FLOOR SUPPORT CORRODED AT BS 1640-1661 AND RBL 13, WATER LINE 208.  REPLACED CABIN FLOOR SUPPORT BOTH INTERCOSTALS WHICH ARE FABRICATED FROM BOC1508-240-707ST73511 EXTRUSION PER QQA-200-111.

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