Boessenkool-Helmich BAKENG DUCE
N9659A is a Boessenkool-Helmich BAKENG DUCE, a fixed-wing airplane with one motor with a piston engine, built in 1978. It has 2 seats. It is registered to August Aero LLC, an LLC in Kalispell, Montana. The registration is valid: it was issued on May 19, 2022 and expires on May 31, 2029. It holds an experimental airworthiness certificate for amateur built, dated July 10, 1979.
Aircraft
- Maker
- Boessenkool-Helmich
- Model
- BAKENG DUCE
- Serial number
- 1006
- Type
- Fixed-wing, single engine
- Power
- Piston (reciprocating), 1 motor · Lycoming 0-290 SERIES · 140 hp
- Seats
- 2
- Year built
- 1978
- Transponder code
- AD724D (octal 53271115)
Registration
- Status
- Valid registration
- Certificate issued
- May 19, 2022
- Expires
- May 31, 2029
- Last FAA action
- August 4, 2023
- Airworthiness
- Experimental · Amateur built · July 10, 1979
- FAA region
- Northwest Mountain
- FAA record id
- 00834220
Owner as the FAA publishes it
- Name
- August Aero LLC
- Type
- LLC
- Address
- 1001 S Main St Ste 8007
Kalispell, MT 59901-5635
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Records check free · 1 to understand · 4 clear
The public federal record on N9659A, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to August Aero LLC, an LLC, certificate issued May 19, 2022, expires May 31, 2029. No fractional interest recorded. [1]
Experimental certificate for amateur built, dated July 10, 1979, consistent with the 1978 manufacture year. [1]
No earlier tail number is recorded against serial 1006 for this model in the deregistered file. [2]
No other airframe has carried N9659A according to the deregistered file. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
1 NTSB record under N9659A: Accident on September 21, 1987 at Gillette, WY: no injuries, substantial damage. Details below. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
NTSB records 1
Aircraft on the NTSB record: Bakeng DEUCE · operated under 091
Search the NTSB's CAROL system for DEN87DTI02 for the docket and final report. Open CAROL
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data