- Registered owner
- Hillcrest Aviation LLC
- Location
- Clear Lake, IA
- Owner type
- LLC
- Serial number
- 31T-8104027
- Type
- Fixed wing multi engine
- Engine
- Turbo-prop
- Airworthiness
- Standard, normal
- Airworthiness date
- January 29, 1981
- Certificate issued
- October 5, 2023
- Expires
- October 31, 2030
- Mode S code
- A4A21F
From the FAA registry file of October 24, 2026.
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.
| 1979 | 5 |
|---|---|
| 1980 | 4 |
| 1981 | 3 |
| 1982 | 1 |
| 1983 | 1 |
| 1985 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 5 |
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 1 |
| 2001 | 2 |
| 2004 | 1 |
| 2005 | 3 |
| 2009 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2017 | 1 |
See all 36 ADs
Information bulletins that may apply · 2
Advisory, not mandatory.
Airframe · Piper PA-31T1
SAIB CE-17-05Electrical Power/Electrical Power System WiringSAIB CE-08-11Landing GearNTSB investigations
No NTSB investigations matched to N398SPMatched 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-31T1 aircraft
FAA incident reports · 1
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Service difficulty reports · 1
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
STCs that may be installed · 188
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-31T1
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