- Registered owners
- Hall TylerGillian Stone-Hall
- Location
- Billings, MT
- Owner type
- Co-owned
- Serial number
- 17700421
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Standard, normal, utility
- Airworthiness date
- January 4, 1968
- Certificate issued
- November 19, 2023
- Expires
- November 30, 2030
- Mode S code
- A350CC
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Lycoming IO-320 model are included below.
On this page
Airworthiness directives that may apply · 62
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1964 | 1 |
|---|---|
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 3 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 2 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 1 |
| 1984 | 1 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1996 | 4 |
| 1997 | 2 |
| 1998 | 3 |
| 2000 | 2 |
| 2003 | 2 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 3 |
| 2007 | 1 |
| 2008 | 3 |
| 2009 | 2 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2026 | 1 |
See all 75 ADs
Information bulletins that may apply · 20
Advisory, not mandatory.
See all 24 bulletins
NTSB investigations · 1
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
FAA incident reports
No FAA accident or incident reports matched to N3121TMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Cessna 177 aircraft
Service difficulty reports
No reports matched to N3121TGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Cessna 177 aircraft
STCs that may be installed · 337
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Cessna 177
STC SA02571SEInstallation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).STC SA01800SEFabrication and installation of new or replacement of existing instrument panel lights dimmer control.STC SA01861SEFabrication and installation of Landing Light Controller