# SDR DALA2019120647107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2019
- Submitted: December 6, 2019
- Operation: Air carrier
- Aircraft: [N545US](https://openairdocs.org/aircraft/N545US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26492
- Aircraft time: 76,478 hours, 23,710 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 1660-1680
- 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/DALA2019120647107

## Discrepancy

(AIRCRAFT 5645, L/P 1386133) CORROSION ON FLOOR SUPPORTS (2EA) STA 1660 TO 1680 RBL58 AND LBL58 AT PAX CABIN FLOORSTRUCTURE. CORRECTIVE ACTION: CORROSION LEVEL 2. FLOOR SUPPORTS WERE REPLACED PER DWG 146N5230 REV CJ AND B757-200 SRM 51-40-02-0G PAR. 7.

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