- Serial number
- 15284201
- Year built
- 1980
- Type
- Fixed wing single engine
- Engine
- 4 cycle
- Airworthiness
- Standard, utility
- Airworthiness date
- April 27, 1978
- Certificate issued
- August 19, 2025
- Expires
- August 31, 2032
- Mode S code
- A5A7D2
- Registered owner
- Indiana State University
- Location
- Terre Haute, IN
- Owner type
- Government
From the FAA registry file of October 20, 2026. The registry lists only the engine series, so ADs for every Lycoming 0-235 model are included below.
On this page
Airworthiness directives that may apply · 41
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment. Not a compliance determination.
| 1969 | 2 |
|---|---|
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 4 |
| 1981 | 4 |
| 1982 | 1 |
| 1983 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1993 | 1 |
| 1996 | 6 |
| 1997 | 1 |
| 1998 | 2 |
| 2000 | 1 |
| 2004 | 1 |
| 2006 | 1 |
| 2008 | 1 |
| 2009 | 2 |
| 2011 | 2 |
| 2012 | 1 |
| 2017 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 2 |
See all 46 ADs
Information bulletins that may apply · 15
Advisory, not mandatory. Matched the same way as ADs.
See all 18 bulletins
NTSB investigations
No NTSB investigations matched to N4635LMatched by N-number and event date. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Cessna 152 aircraft
FAA incident reports
No FAA accident or incident reports matched to N4635LMatched by N-number and event date. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Cessna 152 aircraft
Service difficulty reports · 2
SDR 97ZZZX1063Cylinder · deterioratedINSTALLED 4 NEW CYLINDERS ON OVERHAULED ENGINE. COMPRESSION LOSS STARTED AT ABOUT 300 HOURS THROUGH RINGS AND EXHAUST VALVE SEAT. PULLED CYLINDERS, FOUND BADLY HEATED EXHAUST STEM AND EXHAUST SEAT. EXHAUST VALVES ERODED AND BADLY PITTED. INSTALLED ADDITIONSDR 97ZZZX824Valve · wornINVESTIGATION FOR A PROGRESSIVE DETERIORATION OF ENGINE FOUND EXCESSIVE WEAR ON VALVE STEMS, VALVE SEATS DEFECTIVE, RING AND PISTON WEAR EXCESSIVE. SUBMITTER STATES ENGINE WOULD NOT MAKE 2,400 TBO. ENGINE OIL CHANGED AT 50-HOUR INTERVALS. PHILLIPS 20W50XC O