N694KS: 1984 Schleicher ASK-21, Valencia, CA

Registered owner: Southern California Soaring Academy Inc
Location: Valencia, CA
Owner type: Corporation
Serial number: 21219
Year built: 1984
Type: Glider
Engine: None
Airworthiness: Standard, glider
Airworthiness date: August 16, 1984
Certificate issued: January 16, 2023
Expires: January 31, 2030
Mode S code: A93A84

Schleicher ASK-21Airframe model · 2 seats · 43 registered TCDS G47EUAirframe · Schleicher ASK-21 Engine modelNONE

From the FAA registry file of October 24, 2026.

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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.

1984In forceSuperseded2026

ADs by the year they took effect: 13 ADs
1984	1
1985	1
1987	1
1997	1
1998	6
1999	1
2014	1
2017	1

Airframe · Schleicher ASK-21

AD 2017-02-11Flight ControlsEffective Mar 17, 2017 AD 2014-06-07Placards and MarkingsEffective May 8, 2014 AD 95-11-15 R1Parallel RockerEffective Jul 25, 1999 AD 98-12-03Rudder Panel, Airbrake Bellcrank, Rear Canopy HingeEffective Jul 14, 1998 AD 98-10-07SFM - Weight and BalanceEffective Jun 26, 1998 AD 98-09-13S-Shaped Rudder Pedal Tube InspectionEffective Jun 14, 1998 AD 98-08-29SFM - Stall and Spin Recovery InformationEffective May 18, 1998 AD 98-06-38Elevator PushrodEffective Apr 28, 1998 AD 98-06-37Tow Release Cable AssemblyEffective Apr 28, 1998 AD 97-08-06 R1Quick ConnectorsEffective Aug 1, 1997 · Supersedes AD 97-08-06 AD 87-10-07Rudder PedalEffective May 13, 1987 AD 85-06-07Main Wheel BoxEffective Jul 25, 1985 AD 84-23-03Placard And Afm ChangesEffective Nov 14, 1984

Information bulletins that may apply

Advisory, not mandatory.

No bulletins matched this aircraft’s models

NTSB investigations · 1

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

NTSB CHI87DEE06Accident · No injuriesFinal reportPlainfield, ILThe glider plt rprtd that drg takeoff, the tow plt released the tow rope at aprx 15' AGL. Rprtdly, he released the tow rope due to a perceived lack of takeoff & climb performance. After being released, the glider plt made a right turn to avoid unacceptable…Mar 7, 1987 · Substantial damage

FAA incident reports · 1

FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.

Accident 20201006020229ALanding: Approach · Minden, NVAfter returning from an aero tow the pilot entered the pattern for right traffic to runway 30. On the downwind leg, the pilot applied ¼ to ½ inch airbrakes which caused the glider to be low on final. The airbrakes were stowed and the glide slope improved, so…Oct 6, 2020 · Substantial damage

Service difficulty reports

No reports matched to N694KSGeneral 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.

N694KS