- Registered owner
- Tdr Balloon Company LLC
- Location
- Saint Louis, MO
- Owner type
- LLC
- Serial number
- 1
- Year built
- 2022
- Type
- Balloon
- Engine
- None
- Airworthiness
- Experimental, amateur built
- Airworthiness date
- June 2, 2022
- Certificate issued
- August 25, 2025
- Expires
- August 31, 2032
- Mode S code
- ACF249
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 N933RDMatched 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 Robert R Duff R56R aircraft
FAA incident reports
No FAA accident or incident reports matched to N933RDMatched 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 Robert R Duff R56R aircraft
Service difficulty reports
No reports matched to N933RDGeneral 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 Robert R Duff R56R 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 N933RD before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.