# SDR CA990430036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Wsk M-18 DROMADER
- Registry model: [WSK M-18 DROMADER](https://openairdocs.org/model/wsk-pzl-mielec-m-18-dromader) (OpenAirDocs)
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Spar
- Part number: D33000001
- Condition: Fractured
- Location: Vert Stabilizer
- Part time: 1,107 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA990430036

## Discrepancy

(CAN) THE VERTICAL FIN REAR MAIN SPAR WEB BELOW THE UPPER RUDDER HINGE FOUND TO BE CRACKED IN SEVERAL PLACES.  DISCUSSIONS WITH THE MANUFACTURER REVEALED THAT THE LATEST MODELS OF THIS AIRCRAFT HAVE A STRONGER REAR SPAR IN THE FIN.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.