# SDR SIMA202602239002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2026
- Submitted: February 23, 2026
- Operation: Air carrier
- Aircraft: [N260NN](https://openairdocs.org/aircraft/N260NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000699
- Aircraft time: 21,584 hours, 14,393 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 17065669003
- Condition: Corroded
- Location: Zone 200
- 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/SIMA202602239002

## Discrepancy

CORROSION ON AFT WET AREA LH "FLOOR BEAM" AT FR 87 Y= -12" (MAJOR REPAIR) (LEVEL 2 CORROSION). BLENDED AREA ON AFT LH FLOOR BEAM AT FR87 AND Y= -12? PER EMB 175 SRM 51-10-03. LARGEST BLENDED AREA MEASURES (L: 1.20" W: .60" D: .050") BLENDED AREA FOUND TO BE OUT OF ALLOWABLE LIMITS PER EMB 175 SRM 53-23-10/AD02. PART REQUIRES REPLACEMENT. LOCATED AND DRILLED NEW AFT LH FLOOR BEAM (PN: 170-65669-003) PER EMB 175 SRM 51-40-02. TREATED USING ALODINE PER EMB 175 SRM 51-23-04. RESTORED FINISH TO FASTENERS ON AFT WET AREA LH FLOOR BEAM PER EMB-175 SRM 51-23-06 ETN-EJ-51-015. APPLIED CIC PER EMB-175 AND CPM 51-25-00. REMOVED AND REPLACED LH FLOOR BEAM AT AFT WET AREA FR 87 Y= -12" IAW EMB 175 SRM 51-40-08. LEVEL 2 CORROSION

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