- Registered owner
- Sochan Mark G
- Location
- Gilroy, CA
- Owner type
- Individual
- Serial number
- 18-4588
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Restricted, agriculture and pest control
- Airworthiness date
- May 7, 1965
- Certificate issued
- July 6, 2023
- Expires
- July 31, 2030
- Mode S code
- A42D5F
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 16
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1956 | 3 |
|---|---|
| 1959 | 1 |
| 1960 | 1 |
| 1962 | 1 |
| 1968 | 1 |
| 1972 | 1 |
| 1978 | 1 |
| 1985 | 1 |
| 1993 | 1 |
| 1996 | 1 |
| 1999 | 1 |
| 2001 | 1 |
| 2005 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2022 | 1 |
| 2025 | 1 |
Airframe · Piper PA-18
AD 2025-02-11Rudder StructureAD 2022-03-15Fuel Quantity IndicatorAD 2015-08-04WingsInformation bulletins that may apply · 7
Advisory, not mandatory.
Airframe · Piper PA-18
SAIB SW-18-31Navigation, Attitude, and Direction Data SystemSAIB CE-13-30IGNITION SYSTEM Toggle Style Magneto Switches on the Left Side Cabin Adjacent to the Pilot SeatSAIB CE-13-14Fuselage Cracking at Aft Tail Post Weld Joint on Piper Model PA-18 (L-21) AirplanesSAIB CE-03-02R1SAIB CE-04-91SAIB CE-01-27SAIB ACE-99-01NTSB investigations · 1
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
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
No reports matched to N3687PGeneral 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-18 aircraft
STCs that may be installed · 411
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-18
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.