- Registered owner
- Doiron Stephen R
- Location
- New Braunfels, TX
- Owner type
- Individual
- Serial number
- 2-2B
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Experimental, amateur built
- Airworthiness date
- February 26, 1980
- Certificate issued
- May 29, 2026
- Expires
- May 31, 2033
- Mode S code
- A058FD
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 0
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
No ADs matched this aircraft’s modelsADs on appliances, propellers and installed equipment aren’t matched by model; check those separately.
Information bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N121SDMatched 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 Monnett SONERAI-IIB aircraft
FAA incident reports
No FAA accident or incident reports matched to N121SDMatched 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 Monnett SONERAI-IIB aircraft
Service difficulty reports
No reports matched to N121SDGeneral 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 Monnett SONERAI-IIB aircraft
STCs that may be installed
No STCs matched this aircraft’s modelsSTCs change type-certificated designs, and this aircraft isn’t type certificated.
Earlier aircraft with this N-number · 1
This aircraft carried N121SD before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.