- Registered owner
- Wabash Valley Soaring Association Inc
- Location
- Lawrenceville, IL
- Owner type
- Corporation
- Serial number
- 8393
- Year built
- 1964
- Type
- Glider
- Engine
- None
- Airworthiness
- Experimental, exhibition
- Airworthiness date
- December 15, 2012
- Certificate issued
- June 4, 2015
- Expires
- June 30, 2028
- Mode S code
- A4B001
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.
| 1964 | 1 |
|---|---|
| 1971 | 2 |
| 1998 | 1 |
| 2013 | 1 |
| 2022 | 1 |
Superseded and historical ADs · 1
Information bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N4007UMatched 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 Schleicher K 8 B aircraft
FAA incident reports
No FAA accident or incident reports matched to N4007UMatched 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 Schleicher K 8 B aircraft
Service difficulty reports
No reports matched to N4007UGeneral 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 Schleicher K 8 B aircraft
STCs that may be installed · 6
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Schleicher K 8 B
STC SG03893NYInstallation and maintenance of ORATEX covering and coating materialSTC SA4503NMRemove original cloth covering and install Ceconite coveringSTC SG03715NYIunstallation and maintenance of Oratex 6000 Covering and Coating SystemSTC SG04702NYInstallation and maintenance of Oratex UL600 Covering and Coating SystemSTC SA1008WEInstallation of Poly-Fiber covering material.STC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)
Earlier aircraft with this N-number · 1
This aircraft carried N4007U before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.