- Registered owner
- Mid Atlantic Soaring Association
- Location
- Frederick, MD
- Owner type
- Corporation
- Serial number
- 21945
- Year built
- 2017
- Type
- Glider
- Engine
- None
- Airworthiness
- Standard, other
- Airworthiness date
- November 25, 2017
- Certificate issued
- November 9, 2017
- Expires
- November 30, 2027
- Mode S code
- AC67D7
Alexander Schleicher ASK 21TCDS G47EUAirframe · Alexander Schleicher ASK 21Engine modelAmateur-built UNKNOWN ENG
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 · Alexander 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 N899MAMatched 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 Alexander Schleicher ASK 21 aircraft
Investigations on N899MA not matched to an aircraft · 1
They name N899MA, but no registry record covers the date, the aircraft registered then was built later, or the investigation describes another aircraft.
FAA incident reports
No FAA accident or incident reports matched to N899MAMatched 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 Alexander Schleicher ASK 21 aircraft
Reports on N899MA not matched to an aircraft · 1
They name N899MA, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.
Service difficulty reports
No reports matched to N899MAGeneral 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 Alexander Schleicher ASK 21 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 · 2
These aircraft carried N899MA before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.