# SDR RMXA090120097078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2009
- Submitted: September 1, 2009
- Operation: Air carrier
- Aircraft: N1140H
- Make and model: Bolkms BK117A3
- Aircraft serial: 7078
- Aircraft time: 13,567 hours, 61,457 cycles
- System (JASC): [5302 · Rotorcraft Tail Boom](https://openairdocs.org/jasc/5302)
- Part: Skin
- Condition: Cracked
- Location: Tailboom
- Part time: 13,567 hours, 61,457 cycles
- Component: Tailboom
- Component part number: 11730102
- 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/RMXA090120097078

## Discrepancy

DURING A SCHEDULED INSP, A 1.5 INCH LONG CRACK WAS DISCOVERED ON THE LT TAILBOOM SKIN.  THE CRACK STARTS AT THE CUTOUT OPENING FOR THE HORIZ STAB AND EXTENDS UPWARD.

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