# N39SB: 1995 Bowles H W/Irwin W QUESTAIR VENTURE, registration cancelled 2007-05-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 17, 2007
- Status when cancelled: Triennial form not returned
- Airframe: [Bowles H W/Irwin W QUESTAIR VENTURE](https://openairdocs.org/model/bowles-h-w-irwin-w-questair-venture) (registry code 05630BJ)
- Engine: [Continental IO-550 series](https://openairdocs.org/engine/continental-io-550-series) (registry code 17042)
- Data sheets: [TCDS E3SO](https://openairdocs.org/tcds/E3SO) (OpenAirDocs)
- Serial number: 66
- Year built: 1995
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 15, 1996
- Certificate issued: December 29, 2003
- Last registry action: April 17, 2007
- Mode S code: A48202
- Owner when cancelled: [Sierra Bravo Partnership](https://openairdocs.org/faa-owner/SIERRA%20BRAVO%20PARTNERSHIP)
- Location: [Liberal, KS](https://openairdocs.org/faa-place/KS/Liberal)
- Owner type: Partnership
- Owner's area on the map: 37.0461° N, 100.9277° W: Placed by OpenAirDocs: center of Liberal, KS, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N39SB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=39SB
- Page: https://openairdocs.org/deregistered/N39SB-2007-05-17

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Bowles H W/Irwin W QUESTAIR VENTURE: https://openairdocs.org/model/bowles-h-w-irwin-w-questair-venture.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI04CA230](https://openairdocs.org/ntsb/CHI04CA230), Aug 18, 2004: Bowles Questair Venture (N39SB), Liberal, KS, substantial damage. Probable cause: The loss of directional control during landing for undetermined reasons.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20040817032919A](https://openairdocs.org/incident/20040817032919A), Aug 17, 2004: Amtr QUESTAIRVENT (N39SB), Liberal, KS, Substantial damage. (-23) [privacy data omitted], the pilot, and [privacy data omitted] the passenger, departed and landed at lbl. Upon landing roll, aircraft made a uncommanded…

## Other aircraft with N39SB

- [Cancelled 2020-01-31](https://openairdocs.org/deregistered/N39SB-2020-01-31): Stephen Michael Bowen 700MM QUADCOPTER, S/N 39. Registration expired, pending cancellation. Owner: [Bowen Stephen M](https://openairdocs.org/faa-owner/BOWEN%20STEPHEN%20M), [Plano, TX](https://openairdocs.org/faa-place/TX/Plano)
- [Cancelled 2011-07-05](https://openairdocs.org/deregistered/N39SB-2011-07-05): CHR International SAFARI, S/N CH303, built 2010. Exported to Brazil. Owner: [Chr International Inc](https://openairdocs.org/faa-owner/CHR%20INTERNATIONAL%20INC), [Marianna, FL](https://openairdocs.org/faa-place/FL/Marianna)
- [Cancelled 1995-03-01](https://openairdocs.org/deregistered/N39SB-1995-03-01): Stockwell/Booth SB-1, S/N 851. Triennial form not returned. Owner: [Stockwell Clarence C](https://openairdocs.org/faa-owner/STOCKWELL%20CLARENCE%20C), [Ozark, AL](https://openairdocs.org/faa-place/AL/Ozark)

---
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.