- Registered owner
- Harris Hill Soaring Corp
- Location
- Horseheads, NY
- Owner type
- Corporation
- Serial number
- 21485
- Year built
- 1990
- Type
- Glider
- Engine
- None
- Airworthiness
- Standard, normal
- Airworthiness date
- March 21, 1991
- Certificate issued
- February 7, 1991
- Expires
- December 31, 2029
- Mode S code
- AC9509
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 13
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1984 | 1 |
|---|---|
| 1985 | 1 |
| 1987 | 1 |
| 1997 | 1 |
| 1998 | 6 |
| 1999 | 1 |
| 2014 | 1 |
| 2017 | 1 |
Airframe · Schleicher ASK-21
AD 2017-02-11Flight ControlsAD 2014-06-07Placards and MarkingsAD 95-11-15 R1Parallel RockerAD 98-12-03Rudder Panel, Airbrake Bellcrank, Rear Canopy HingeAD 98-10-07SFM - Weight and BalanceAD 98-09-13S-Shaped Rudder Pedal Tube InspectionAD 98-08-29SFM - Stall and Spin Recovery InformationAD 98-06-38Elevator PushrodAD 98-06-37Tow Release Cable AssemblyAD 97-08-06 R1Quick ConnectorsAD 87-10-07Rudder PedalAD 85-06-07Main Wheel BoxAD 84-23-03Placard And Afm ChangesInformation bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N91HHMatched 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 ASK-21 aircraft
FAA incident reports
No FAA accident or incident reports matched to N91HHMatched 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 ASK-21 aircraft
Service difficulty reports
No reports matched to N91HHGeneral 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 ASK-21 aircraft
STCs that may be installed
No STCs matched this aircraft’s modelsSTCs are matched through the model’s type certificate data sheet, and this registry model isn’t matched to one.