Public Record · As of May 5, 2026
N21SX
Luebke Ralph C STD CLS AMER SPIRIT · 1993 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 N21SX.
Tail Number
N21SX
Serial Number
11
Make
LUEBKE RALPH C
Model
STD CLS AMER SPIRIT
Year of Manufacture
1993
Mfr / Model Code
05624ND
Type Aircraft
Glider
Type Engine
None
Engines
—
Seats
1
Engine Manufacturer
NONE
Engine Model
NONE
Horsepower
—
Weight Class
CLASS 1
Certification
Experimental (+1 flag) · code 42
Registrant
CANTWELL PAUL M · Individual
Address
12356 E METCALF AVE · MOMENCE, IL 60954-3231
FAA Region
Central · County 091
Status
Registration Valid
Airworthiness Date
—
Cert Issue Date
—
Expiration Date
—
Last FAA Action
—
Mode S Hex (ICAO24)
A1B8CF
Mode S (Octal)
50334317
Live position via ICAO24 A1B8CF
External services. Live tracks are unaffiliated with TallyAero or the FAA.
02 / NTSB Records
Events on file with the National Transportation Safety Board
-
Sep 7, 1990
MEMPHIS, Tennessee serious
03 / Airworthiness Directives
Applicable to LUEBKE RALPH C STD CLS AMER SPIRIT
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 / Related
More on Luebke Ralph C STD CLS AMER SPIRIT in the Atlas
Luebke Ralph C STD CLS AMER SPIRIT type page → — 1 registered · 1 NTSB records
Search the full US registry → · All airworthiness directives → · Accident & safety surface →
06 / Sources & Methodology
Every fact on this page links to its primary US-government source
- FAA Aircraft Registry →
Refreshed May 5, 2026
Available
- NTSB CAROL →
Refreshed May 5, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed May 5, 2026
Available
- FAA Service Difficulty Reports →
Refreshed May 5, 2026
Unavailable
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