# SDR HDNA2024011810001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2024
- Submitted: January 18, 2024
- Operation: Air carrier
- Aircraft: [N158BC](https://openairdocs.org/aircraft/N158BC), registered now
- Make and model: Urocop EC135P1
- Registry model: [Urocop EC135P1](https://openairdocs.org/model/eurocopter-deutschland-ec135p1) (OpenAirDocs)
- Aircraft serial: 0134
- Aircraft time: 12,102 hours, 27,084 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Keelbeam
- Part number: L533M1009225
- Part serial: UNK
- Condition: Deteriorated
- Location: Zone 100
- Part time: 12,102 hours, 27,084 cycles
- 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/HDNA2024011810001

## Discrepancy

CORROSION FOUND ON LH FWD KEEL BEAM, DOUBLER AND FITTING - RDAS FROM AHI 135 53 014 23, AHI 135 53 014 23, RDAS EC135 53 2024 0009A FOR REPLACEMENT OF THE KEEL BEAM DOUBLER AND REPAIR.

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