- Registered owner
- Uas Transervices Inc
- Location
- Boca Raton, FL
- Owner type
- Corporation
- Serial number
- AT-548
- Year built
- 1983
- Type
- Fixed wing multi engine
- Engine
- Turbo-prop
- Airworthiness
- Standard, normal
- Airworthiness date
- May 10, 1983
- Certificate issued
- May 1, 2007
- Expires
- August 31, 2027
- Mode S code
- A6F774
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every AiResearch TPE331 model are included below.
On this page
Airworthiness directives that may apply · 92
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1972 | 1 |
|---|---|
| 1974 | 2 |
| 1975 | 2 |
| 1976 | 1 |
| 1979 | 2 |
| 1980 | 2 |
| 1982 | 1 |
| 1983 | 1 |
| 1984 | 3 |
| 1986 | 2 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 3 |
| 1991 | 2 |
| 1992 | 3 |
| 1993 | 8 |
| 1994 | 2 |
| 1995 | 3 |
| 1996 | 8 |
| 1997 | 6 |
| 1998 | 5 |
| 1999 | 1 |
| 2000 | 5 |
| 2001 | 2 |
| 2002 | 5 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2014 | 3 |
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 4 |
Airframe · Swearingen SA227-AT
AD 2017-07-01Propellers/PropulsorsAD 2016-25-12Horizontal Stabilizer StructureAD 2016-15-02Flight ControlsInformation bulletins that may apply · 18
Advisory, not mandatory.
Airframe · Swearingen SA227-AT
SAIB 2026-15Forward Pressure BulkheadSAIB 2026-14Rudder Control System, BrakeSAIB CE-20-09Nacelle/Pylon, Frame/Spar/RibNTSB investigations
No NTSB investigations matched to N548UPMatched 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 Swearingen SA227-AT aircraft
FAA incident reports
No FAA accident or incident reports matched to N548UPMatched 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 Swearingen SA227-AT aircraft
Service difficulty reports · 2
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR JIKA20190404101Governor · overspeedTHE PILOT REPORTED THAT IN CRUISE FLIGHT, THE LH PROP RPM ROSE TO 101%, THEN UP TO 102% AND EVENTUALLY 103% AS THE PILOT STARTED DESCENDING FOR LANDING AT. THE PILOT ATTEMPTED TO PULL BACK THE SPEED LEVER TO HALT THE SLOW RISE BUT THIS JUST CAUSED THE ENGINESDR JIKA2015062400001Bulb · inoperativeON APPROACH, THE PILOT SELECTED THE LG HANDLE TO THE EXTEND POSITION, THE LT MLG POSITION INDICATOR LIGHT DID NOT ILLUMINATE. THE PILOT TRIED TO CYCLE THE LG WITH THE SAME RESULTS. THE PILOT PERFORMED A MANUAL EXTENSION OF THE LG, THE LT MAIN GEAR LIGHT REMA
STCs that may be installed · 128
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Swearingen SA227-AT
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