# SDR HNAA2026061700503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2026
- Submitted: June 17, 2026
- Operation: Air carrier
- Aircraft: [N657AE](https://openairdocs.org/aircraft/N657AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145744
- Aircraft time: 50,419 hours, 46,560 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- 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/HNAA2026061700503

## Discrepancy

FLOOR GUSSET AT FR 18 LH OB AFT SECTION HAS CORROSION.  RESTORED SURFACE PROTECTION TO FWD WET AREA FLOOR GUSSET AT FR 18 LH OB AFT BY APPLYING ALODINE, PRIMER, AND BLUE TOPCOAT PER CPM 51-21-04, PARAGRAPH 7 AND EMB 145 CPM 51-21-05 PARAGRAPH 8, STEP C, EMB 145 CPM 51-21-06, PARAGRAPH 8, STEP D (4), AND BULLETIN NUMBER 51-03.

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