# SDR 2A6D20251006001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2025
- Submitted: October 7, 2025
- Operation: General aviation
- Filed by: [Air Methods LLC, repair station 2A6D933B](https://openairdocs.org/faa-repair-station/2A6D933B/air-methods-llc.md) (OpenAirDocs)
- Aircraft: [N814SM](https://openairdocs.org/aircraft/N814SM), registered now
- Make and model: Snias AS350B3
- Aircraft serial: 7012
- Aircraft time: 6,749 hours, 15,235 cycles
- Engine: Tmeca ARRIEL2B1
- Engine time: 1 hours, 11,551 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Keelbeam
- Part number: 350A21135020
- Condition: Damaged
- Location: Zone 100
- Part time: 6,749 hours, 15,235 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/2A6D20251006001

## Discrepancy

A MIS-DRILLED HOLE WAS FOUND ON THE FORWARD LH KEEL BEAM (PN: 350A21-1350-20), AFT LH KEEL BEAM (PN: 350A21-1056-  20) AND FWD KNOT ASSEMBLY LH SPLICE (PN: 350A21-1071-20) LOCATED AT Y400 X 1296.  TOOL MARK DAMAGE WAS ALSO DISCOVERED ON THE FWD KNOT ASSEMBLY LH SPLICE (PN: 350A21-1071-20).

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