- Registered owner
- Vacaville Aero Services Inc
- Location
- Williams, CA
- Owner type
- Corporation
- Serial number
- 25-7405646
- Year built
- 1974
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Restricted, agriculture and pest control
- Airworthiness date
- June 13, 1974
- Certificate issued
- January 28, 1987
- Expires
- April 30, 2029
- Mode S code
- AD46BB
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Lycoming 0-540 model are included below.
On this page
Airworthiness directives that may apply · 56
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1963 | 3 |
|---|---|
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 1 |
| 1969 | 2 |
| 1973 | 1 |
| 1974 | 2 |
| 1977 | 3 |
| 1979 | 2 |
| 1980 | 1 |
| 1982 | 1 |
| 1989 | 2 |
| 1990 | 1 |
| 1992 | 1 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 3 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 2 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 4 |
| 2007 | 2 |
| 2008 | 1 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 2 |
| 2014 | 1 |
| 2015 | 1 |
| 2017 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2026 | 2 |
Airframe · Piper PA-25-235
AD 2015-08-04WingsAD 2007-08-07Horizontal stabilizerAD 2006-12-07ECi cylinder assembliesInformation bulletins that may apply · 10
Advisory, not mandatory.
Airframe · Piper PA-25-235
SAIB ACE-96-10Engine · Lycoming 0-540 series
SAIB NE-19-08Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve CylindersSAIB NE-08-32R1Propeller Governor Idler Gear Shaft Set ScrewSAIB NE-14-13Reciprocating Engine - Cylinder Mounting StudsSAIB NE-13-06Pushrod Shroud Spring Retainers, Engine Components Part No. AEL14995, for Lycoming Engines 320, 360, and 540 Series EnginesSAIB NE-08-26R3Magneto/DistributorSAIB NE-06-32R1Reciprocating Engine - CrankshaftSAIB NE-05-40SAIB NE-03-18SAIB NE-03-12Historical bulletins · 2
NTSB investigations · 2
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
NTSB SEA82DA048Accident · No injuriesFinal reportBasin City, WADuring a return trip to the landing area from a dusting run the engine stopped. The main landing gear caught wires during an attempted landing to a field and the aircraft turned over before colliding with the ground. The fuel tanks were found empty and the…NTSB SEA76DYG05Accident · No injuriesClosedQuincy, WA
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 19820408029149AFcd/Prec Ldg From Cruise · Basin City, WAEngine quit returning from ag operation, struck wires. Land inverted. Fuel tanks empty. Low fuel indication failed.Incident 19780712043379IFcd/Prec Ldg From Cruise · George, WAEngine quit due to failure of the crankshaft gear drive dowell.Accident 19750712021609ARoll-Out (Fixed Wing) · Quincy, WALdg on pvt rd. spray boom caught wheat causing swerve to left.10HRS flt in last 24.
Service difficulty reports
No reports matched to N9546PGeneral 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-25-235 aircraft
STCs that may be installed · 164
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-25-235
STC SA04837NYInstallation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lightsSTC SA04652CHTo allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specificationSTC SA01147WIInstallation of Concorde FLA or VRSLA series batteries in Piper Light Airplanes.