Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Registered aircraft · FAA record as of September 25, 2026
N721WC

Alexander Schleicher ASK 21

Valid Electric gliderIllinois

N721WC is an Alexander Schleicher ASK 21, a glider with no engine, built in 1997. It has 2 seats. It is registered to Windy City Soaring Association, a corporation in Hinckley, Illinois. The registration is valid: it was issued on January 17, 2008 and expires on May 31, 2029. It holds a standard airworthiness certificate for other, dated April 22, 2008.

Alexander Schleicher: AS 33 ME

Aircraft

Maker
Alexander Schleicher (Germany)
FAA spelling: ALEXANDER SCHLEICHER GMBH & CO
Model
ASK 21
Serial number
21650
Type
Glider
Power
None · None NONE
Seats
2
Year built
1997
Transponder code
A9A93A (octal 52324472)

Registration

Status
Valid registration
Certificate issued
January 17, 2008
Expires
May 31, 2029
Last FAA action
August 4, 2023
Airworthiness
Standard · Other · April 22, 2008
FAA region
Great Lakes
FAA record id
00457729

Owner as the FAA publishes it

Name
Windy City Soaring Association
Type
Corporation
Address
PO Box 868
Hinckley, IL 60520-0868

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data