- Registered owner
- Department Of The Interior
- Location
- Boise, ID
- Owner type
- Government
- Serial number
- U20606256
- Year built
- 1981
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Standard, normal
- Airworthiness date
- May 12, 1981
- Certificate issued
- October 10, 2000
- Expires
- August 31, 2028
- Mode S code
- A9A742
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Continental TSIO-520 model are included below.
On this page
Airworthiness directives that may apply · 91
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1969 | 1 |
|---|---|
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 3 |
| 1978 | 1 |
| 1979 | 6 |
| 1980 | 4 |
| 1981 | 2 |
| 1982 | 1 |
| 1985 | 3 |
| 1986 | 4 |
| 1987 | 3 |
| 1988 | 7 |
| 1989 | 1 |
| 1990 | 3 |
| 1991 | 1 |
| 1993 | 3 |
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 3 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 2 |
| 2008 | 2 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 3 |
| 2012 | 3 |
| 2014 | 1 |
| 2016 | 1 |
| 2020 | 2 |
| 2022 | 3 |
| 2023 | 6 |
| 2024 | 1 |
Information bulletins that may apply · 17
Advisory, not mandatory.
NTSB investigations
Investigations on N721 not matched to an aircraft · 1
They name N721, but no registry record covers the date, the aircraft registered then was built later, or the investigation describes another aircraft.
FAA incident reports · 1
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Reports on N721 not matched to an aircraft · 2
They name N721, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.
Service difficulty reports
STCs that may be installed · 525
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Cessna TU206G
Earlier aircraft with this N-number · 2
These aircraft carried N721 before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.