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Public Record · As of May 5, 2026

N721WC

Alexander Schleicher Gmbh & ASK 21 · 1997 View Type →

Status

Registration Valid

Type

Glider

Engine

NONE NONE

Last Cert Issue

—

01 /  Registration

Filed with the Federal Aviation Administration

Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N721WC.

Tail Number

N721WC

Serial Number

21650

Make

ALEXANDER SCHLEICHER GMBH & CO

Model

ASK 21

Year of Manufacture

1997

Mfr / Model Code

3801539

Type Aircraft

Glider

Type Engine

None

Engines

—

Seats

2

Engine Manufacturer

NONE

Engine Model

NONE

Horsepower

—

Weight Class

CLASS 1

Certification

Standard (+1 flag) · code 1O

Registrant

WINDY CITY SOARING ASSOCIATION · Corporation

Address

PO BOX 868 · HINCKLEY, IL 60520-0868

FAA Region

Central · County 037

Status

Registration Valid

Airworthiness Date

—

Cert Issue Date

—

Expiration Date

—

Last FAA Action

—

Mode S Hex (ICAO24)

A9A93A

Mode S (Octal)

52324472

Live position via ICAO24 A9A93A

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02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to ALEXANDER SCHLEICHER GMBH & CO ASK 21

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

No matching airworthiness directives are on file for this make and model in the Federal Register.

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.