- Registered owner
- N20521 LLC
- Location
- Wilmington, DE
- Owner type
- LLC
- Serial number
- 17261359
- Year built
- 1973
- Type
- Fixed wing single engine
- Engine
- 4 cycle
- Airworthiness
- Standard, normal, utility
- Airworthiness date
- January 19, 1973
- Certificate issued
- August 2, 2024
- Expires
- August 31, 2031
- Mode S code
- A1A74E
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Lycoming 0-320 model are included below.
On this page
Airworthiness directives that may apply · 78
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 | 1 |
| 1968 | 2 |
| 1969 | 3 |
| 1971 | 2 |
| 1973 | 2 |
| 1974 | 3 |
| 1976 | 2 |
| 1977 | 4 |
| 1978 | 2 |
| 1979 | 3 |
| 1980 | 3 |
| 1981 | 3 |
| 1982 | 2 |
| 1983 | 2 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 1 |
| 1996 | 4 |
| 1997 | 2 |
| 1998 | 5 |
| 2000 | 3 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 3 |
| 2007 | 1 |
| 2008 | 2 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 1 |
| 2017 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2026 | 1 |
See all 84 ADs
Information bulletins that may apply · 19
Advisory, not mandatory.
See all 29 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 · 2
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Incident 20190508004219ITaxi · Pembroke Pines, FLOn 05/08/2019 student pilot was dispatch for her second solo flight into the airport traffic pattern for 3 takeoffs and landings. On her last landing the tower advised to clear to land of runway 10L. Then tower on short final runway 10L request from pilot to…Accident 20190321010681ATaxi · Hollywood, FLHollywood, FL (hwo): N20521, C172, struck N704VM, C152, while taxing to runway 1R. N704VM had 2 occupants on board and was holding short at runway 1R. POB: 3, injuries: none, damage: N20521 sustained minor damage, N704VM sustained substantial damage.
Service difficulty reports
No reports matched to N20521General 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 172M aircraft
STCs that may be installed · 595
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Cessna 172M
STC SA01233SEFabrication and installation of Alaskan Bushwheel LLC tail wheel and fork assemblySTC SA00709CHInstallation of replacement wing root vent described by Dwg Nos. 8-30-96-1& 8-30-96-2, no rev, both dtd 8/30/96, or later FAA app rev.STC SA02571SEInstallation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).