- Registered owner
- Parkhurst Brock
- Location
- Harlowton, MT
- Owner type
- Individual
- Serial number
- 20-453
- Year built
- 1950
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Standard
- Airworthiness date
- May 19, 1956
- Certificate issued
- August 26, 2022
- Expires
- August 31, 2029
- Mode S code
- AA4F9B
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Lycoming 0-290 model are included below.
On this page
Airworthiness directives that may apply · 32
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 |
| 1968 | 1 |
| 1969 | 1 |
| 1972 | 1 |
| 1977 | 2 |
| 1978 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1985 | 1 |
| 1991 | 1 |
| 1993 | 2 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 1 |
| 2001 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2012 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2022 | 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 · 3
Advisory, not mandatory.
Engine · Lycoming 0-290 series
SAIB NE-01-22NTSB investigations
No NTSB investigations matched to N7634KMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Piper PA-20 aircraft
FAA incident reports
No FAA accident or incident reports matched to N7634KMatched 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 Piper PA-20 aircraft
Service difficulty reports
No reports matched to N7634KGeneral 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 · 290
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.