- Registered owner
- Grimes John A
- Location
- Nevada City, CA
- Owner type
- Individual
- Serial number
- 20-454
- Year built
- 1950
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Experimental, exhibition, showing compliance
- Airworthiness date
- March 3, 2006
- Certificate issued
- April 7, 2004
- Expires
- January 31, 2030
- Mode S code
- AA4FBE
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 · 61
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1956 | 4 |
|---|---|
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 2 |
| 1969 | 2 |
| 1972 | 1 |
| 1977 | 3 |
| 1978 | 3 |
| 1979 | 2 |
| 1980 | 3 |
| 1981 | 2 |
| 1982 | 1 |
| 1985 | 1 |
| 1988 | 1 |
| 1989 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 3 |
| 1999 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2010 | 2 |
| 2012 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2017 | 1 |
| 2022 | 2 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Airframe · Piper PA-20
AD 2025-02-11Rudder StructureAD 2022-03-15Fuel Quantity IndicatorAD 2015-08-04WingsInformation bulletins that may apply · 11
Advisory, not mandatory.
Engine · Lycoming 0-320 series
SAIB NE-06-31R6Engine Lubricating OilsNTSB investigations · 3
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
NTSB ANC26FA057Accident · 1 fatalClass 3 · FieldPreliminary reportCordova, AKOn June 18, 2026, at approximately 1200, an experimental Piper PA-20 airplane, N7635K, was destroyed when it was involved in an accident about 44 miles southeast of Cordova, Alaska. The pilot was fatally injured. The airplane was operated as a Title 14 Code…NTSB LAX08CA255Accident · No injuriesData collectionFinal reportGrass Valley, CAThe pilot's failure to maintain directional control due to his foot slipping off one rudder pedal while braking.NTSB SEA77FTA22Accident · No injuriesClosedIsmay, MT
FAA incident reports · 3
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Accident 20260618006389ACruise/Level Flight · Cordova, AKA Piper PA-20, flown by a commercial pilot with an instrument rating, departed under VFR conditions but encountered low ceilings, rain, fog and obscured mountainous terrain. The pilot continued into IMC towards his destination and the aircraft impacted…Accident 20080802848599ARoll-Out (Fixed Wing) · Grass Valley, CA(-23) After landing, the pilot attempted to slow down by using the brakes. His right foot slid off the right brake causing differential braking. The aircraft went to the left, exiting the runway. During an attempt to regain aircraft control, the tail of the…Accident 19770501016059ARoll-Out (Fixed Wing) · Ismay, MTLanding in alfalfa fld,swerved left,nosed over.
Service difficulty reports
No reports matched to N7635KGeneral 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 Piper PA-20 aircraft
STCs that may be installed · 326
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Piper PA-20
STC SA01233SEFabrication and installation of Alaskan Bushwheel LLC tail wheel and fork assemblySTC 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.