- Registered owner
- Cowie Leland Kinsey II
- Location
- Lorton, VA
- Owner type
- Individual
- Serial number
- 5221
- Year built
- 1939
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Multiple
- Airworthiness date
- November 3, 1987
- Certificate issued
- October 12, 2022
- Expires
- October 31, 2029
- Mode S code
- A6537F
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 5
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1969 | 1 |
|---|---|
| 1991 | 1 |
| 1996 | 1 |
| 2004 | 1 |
| 2012 | 1 |
Information bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N50662Matched 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 Waco ZKS-7 aircraft
FAA incident reports
No FAA accident or incident reports matched to N50662Matched 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 Waco ZKS-7 aircraft
Service difficulty reports
No reports matched to N50662General 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 Waco ZKS-7 aircraft
STCs that may be installed · 11
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Waco ZKS-7
STC SA04652CHTo allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specificationSTC SA01757WITo allow the use of UL91 or UL94 (minimum) grade aviation fuelSTC SA4503NMRemove original cloth covering and install Ceconite coveringSTC SA01831WITo allow the use of UL91 (minimum) grade aviation fuelSTC SA01406NYInstallation of Airwolf remote mounted engine oil filter kit AFC-K017 on single and multi-engine fixed light aircraft and
rotary wingSTC SA2693NMInstallation of Electronics International digital volt/amp gauges and accessories.STC SA02033ATModification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.STC SA2350NM PAGE 2Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA2190NM PAGE 2Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.