The U.S. aircraft register, updated daily

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Registered aircraft · FAA record as of October 23, 2026
N18921

Ryan Aeronautical ST-A SPECIAL

ValidFAA registration status code V: Valid registration. All codesNevada

N18921 is a Ryan Aeronautical ST-A SPECIAL, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Las Vegas, Nevada. The registration is valid: it was issued on October 4, 2024 and expires on October 31, 2031. It holds a standard airworthiness certificate, dated May 4, 1956.

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Flight history: where it flew in the last seven days · follow it on the live map

Aircraft

Maker
Ryan Aeronautical
Model
ST-A SPECIAL · all ST-A SPECIALs and related versions
Built of
aluminium
The airframe is aluminium: sheet metal over a riveted frame, the way most aircraft have been built since the 1940s. The Ryan ST: an aluminium fuselage with fabric-covered wings. This is how the Ryan Aeronautical ST-A SPECIAL family is built; the FAA does not record construction for each aircraft, and the type certificate data sheet is the authority for this one.
Serial number
339
Type
Fixed-wing, single engineFAA type of aircraft code 4 (the FAA's broad category for the airframe). Every aircraft with this code · All codes
Power
Piston (reciprocating)FAA type of engine code 1 (what powers it, as the FAA classes engines). Every aircraft with this code · All codes, 1 motor · Menasco SUP PIRT D4B · 160 hp
Seats
2
Year built
Not given
Cruising speed
92 mph
Transponder code
A164D3 (octal 50262323)

Registration

Status
Valid registrationFAA registration status code V (whether the registration certificate is in force). Every aircraft with this code · All codes
Certificate issued
October 4, 2024
Expires
October 31, 2031
Last FAA action
October 4, 2024
Airworthiness
StandardFAA airworthiness class code 1 (the kind of airworthiness certificate it flies under and what it is approved for). Every aircraft with this code · All codes · May 4, 1956
FAA region
Western-PacificFAA region code 4 (the FAA regional office that handles the record). All codes
FAA record id
00212800

Owner as the FAA publishes it

Name
Sorenson Fred
Type
IndividualFAA type of owner code 1 (who holds the registration: a person, a company, a trust or a government body). Every aircraft with this code · All codes
Address
2800 Sterling Cove Dr
Las Vegas, NV 89128-7729

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.

Connections how N18921 links to the rest of the register

Design
Engine
Place
Airworthiness

The whole map of how records connect · these connections as data: /graph/aircraft/N18921.json.

Records check free · 0 to understand · 4 clear

The public federal record on N18921, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.

CLEARRegistration and identity

Valid registration to Sorenson Fred, an individual, certificate issued October 4, 2024, expires October 31, 2031. No fractional interest recorded. [1]

NOTEAirworthiness certificate

Standard certificate; the FAA file gives no certificate date and no manufacture year. [1]

CLEARPrior registrations of this airframe

No earlier tail number is recorded against serial 339 for this model in the deregistered file. [2]

CLEARTail number reuse

No other airframe has carried N18921 according to the deregistered file. [2]

NOTERecent registry documents

No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]

CLEARAccident and incident record

No NTSB investigation records located under N18921. CLEAR means the query ran and returned nothing, not that nothing ever happened. [4]

PENDINGTitle chain, liens and 337 forms

These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.

PENDINGAirworthiness directives and utilization

AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.

CLEAR the source was checked and shows no adverse findingATTENTION a fact a buyer or lender should understand, often routineNOTE context onlyPENDING covered by the full report
  1. FAA Releasable Aircraft Database, master file, file of October 23, 2026. registry.faa.gov/
  2. FAA deregistered aircraft file (part of the same download), file of October 23, 2026. registry.faa.gov/
  3. FAA document index: registry documents received in recent weeks, file of October 23, 2026. registry.faa.gov/
  4. NTSB aviation accident database (CAROL), records through September 30, 2026. data.ntsb.gov/carol-main-public/basic-search

This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 23, 2026. See this record on the FAA site · This record as data