# SDR HDNA2021032510003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2021
- Submitted: March 25, 2021
- 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: 11,541 hours, 25,673 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Xmsn Deck
- Stage of operation: IN
- How discovered: D
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HDNA2021032510003

## Discrepancy

FRAME 5 AND TRANSMISSION DECK CRACKING DISCOVERED DURING HEAVY MAINTENANCE EVENT. SERVICE BULLETIN SB 53 032 028 TO REPAIR FRAME 5 CRACKING WAS APPLIED AND COMPLIED WITH.

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