The U.S. aircraft register, updated daily
Models · Cassutt · Piston singles · data as of October 28, 2026

Cassutt IIIM

7 on the U.S. register across 2 versions the FAA records separately. Built from 1968 to 1981; half of them date from 1973 or earlier. Kansas has the most (2). 29% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are not named here at this time.

About the IIIM from the FAA's model table

Type
Fixed-wing, single engine · Piston singles
Power
Piston (reciprocating), 1 engine
Common engines
Cont Motor 0-200 Series (3), Cont Motor C85 Series (2), Cont Motor C90 Series (1)
Seats
1 (up to 2 in some versions)
Cruise speed
about 112 mph
Built of
steel tube and fabric · A racer: steel-tube fuselage under fabric, wooden wing.
Maker on the register
Cassutt
Registered
earliest certificate November 15, 1989; newest November 26, 2023

Where they are owner's state

By state, as a table
aircraft
Kansas2
Florida2
Washington1
Texas1
Ohio1

Who owns them registrant type

By owner type, as a table
aircraftshare
Individual571%
Partnership114%
Corporation114%

Versions as the FAA records them · click one to list only those aircraft

VersionRegisteredBuiltShare
IIIM61968 to 197585.7%
III M1198114.3%

When they were built by decade · 2 with no year on file

By decade built, as a table
aircraft
19601
19703
19801

Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far

Registrations by year, as a table
aircraft
20141
20171
20211
20232

Registration status

By status, as a table
aircraftshare
Valid7100%

Airworthiness certificate class

By airworthiness certificate, as a table
aircraftshare
Experimental7100%

Biggest operators companies, schools and clubs

Moore Allan D1Alldredge Aviation1
Largest fleets, as a table
aircraft
Moore Allan D1
Alldredge Aviation1

Fleet pages: Alldredge Aviation

Accident history NTSB records · 6 cases since 1982, 1 fatal

2026-07-05CEN26LA244 · IIIM N45889 · accident near Odessa, TX · serious injuries
2022-07-01GAA22WA219 · IIIM GBPBO · accident near Henstridge · no injuries
2018-07-14WPR18LA196 · IIIM N43SJ · accident near Rosamond, CA · minor injuries
2009-09-19WPR09LA458 · III M CFDXO · accident near Reno, NV · serious injuries
2004-09-02FTW04LA226 · IIIM N3TW · accident near Pearland, TX · 1 killed
1993-05-07LAX93LA207 · III M N250P · accident near Corona, CA · serious injuries

The 6 most recent of 6 cases where the NTSB's make and model match this family's versions. Each aircraft's own page also shows its record. How this model compares with others, with the fleet taken into account: Accidents by model in Aviation Analytics.

Questions people ask answers refresh every morning

How many Cassutt IIIM aircraft are registered in the U.S.?

7 as of October 28, 2026, counting 2 versions the FAA records separately.

Which state has the most Cassutt IIIMs?

Kansas, with 2.

Who owns the Cassutt IIIM?

29% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are not named on this site at this time.

When were the Cassutt IIIMs on the register built?

Between 1968 and 1981; half of them in 1973 or earlier.

How many Cassutt IIIM accidents has the NTSB recorded?

6 accidents and incidents since 1982, 1 of them fatal. A model flown more shows more; the accident analytics compare models per thousand registered.

What is the Cassutt IIIM made of?

The fuselage is a welded steel-tube frame covered in fabric, with metal or wooden wing spars under fabric-covered wings; the fabric is replaced every few decades. A racer: steel-tube fuselage under fabric, wooden wing. The FAA's type certificate data sheet is the authority for any one model.

Connections how the IIIM links to the rest of the register

Design
Engines
Where they are
Biggest operators
Record

The whole map of how records connect · these connections as data: /graph/model/cassutt/iiim.json.

Aircraft newest certificates first · 7

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N3665 Cassutt
IIIM
Individual owner
Florida
Experimental 2023-11-26 ValidFAA registration status code V: Valid registration. All codes
N200KT Cassutt
IIIM
Individual owner
Texas
Experimental 2023-05-24 ValidFAA registration status code V: Valid registration. All codes
N122DQ Cassutt
III M
Individual owner
Kansas
Experimental 2021-08-23 ValidFAA registration status code V: Valid registration. All codes
N10TL Cassutt
IIIM
Moore Allan D
Palm Coast, Florida
Experimental 2017-11-15 ValidFAA registration status code V: Valid registration. All codes
N4535 Cassutt
IIIM
Individual owner
Kansas
Experimental 2014-01-24 ValidFAA registration status code V: Valid registration. All codes
N27JM Cassutt
IIIM
Alldredge Aviation
Auburn, Washington
Experimental 2007-05-19 ValidFAA registration status code V: Valid registration. All codes
N26EC Cassutt
IIIM
Individual owner
Ohio
Experimental 1989-11-15 ValidFAA registration status code V: Valid registration. All codes