The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 23, 2026

Curtiss OX-5

14 aircraft on the U.S. register carry a Curtiss OX-5 engine, rated at about 90 horsepower. The Curtiss JN-4 is the model most often fitted with it (4 aircraft). The aircraft carrying it were built between 1912 and 2021.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Curtiss OX-5. FAA spelling: OX-5.

Fitted to model families

Curtiss JN-44Advance Aircraft Company WACO 91Alexander LONG WING EAGLEROCK1Curtiss Aeroplane Co F 1001Curtiss Wright ROBIN1Donald C Perry CURTISS JN-4D1General Aircraft Co THUNDERBIRD W-141Palen 1911 CURTISS MODEL D1Parker Curtiss Pusher 19121Pheasant H-101Polson Thor POLSON SPECIAL1
Model families, as a table
aircraft
Curtiss JN-44
Advance Aircraft Company WACO 91
Alexander LONG WING EAGLEROCK1
Curtiss Aeroplane Co F 1001
Curtiss Wright ROBIN1
Donald C Perry CURTISS JN-4D1
General Aircraft Co THUNDERBIRD W-141
Palen 1911 CURTISS MODEL D1
Parker Curtiss Pusher 19121
Pheasant H-101
Polson Thor POLSON SPECIAL1

Curtiss JN-4 · Advance Aircraft Company WACO 9 · Alexander LONG WING EAGLEROCK · Curtiss Aeroplane Co F 100 · Curtiss Wright ROBIN · Donald C Perry CURTISS JN-4D · General Aircraft Co THUNDERBIRD W-14 · Palen 1911 CURTISS MODEL D · Parker Curtiss Pusher 1912 · Pheasant H-10

Kind of aircraft

By kind, as a table
aircraftshare
Piston singles14100%

When the aircraft were built by decade

By decade built, as a table
aircraft
19204
19701
20001
20201

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators

The whole map of how records connect · these connections as data: /graph/engine/curtiss-ox-5.json.

Aircraft newest certificates first · 14

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N1DP Donald C Perry
CURTISS JN-4D
Fixed-wing, single engine Poplar Grove Aviation Education Association
Poplar Grove, Illinois
Experimental 2021-02-26 ValidFAA registration status code V: Valid registration. All codes
N4072 Curtiss
JN4D
Fixed-wing, single engine Co-owned owner
Michigan
Experimental 2020-08-21 ValidFAA registration status code V: Valid registration. All codes
N1914C Curtiss Aeroplane Co
F 100
Fixed-wing, single engine Collings Foundation INC DBA
Hudson, Massachusetts
Experimental 2019-12-12 ValidFAA registration status code V: Valid registration. All codes
N5075 Alexander
LONG WING EAGLEROCK
Fixed-wing, single engine Western Antique Aeroplane & Automobile Museum
Hood River, Oregon
Standard 2018-08-28 ValidFAA registration status code V: Valid registration. All codes
N1536 Advance Aircraft Company
WACO 9
Fixed-wing, single engine Individual owner
Texas
Standard 2015-03-24 ValidFAA registration status code V: Valid registration. All codes
N5738B Pheasant
H-10
Fixed-wing, single engine Scotland County Historical Society
Memphis, Missouri
Experimental 2012-08-09 ValidFAA registration status code V: Valid registration. All codes
N271 Polson Thor
POLSON SPECIAL
Fixed-wing, single engine Individual owner
Pennsylvania
Experimental 2009-01-07 ValidFAA registration status code V: Valid registration. All codes
N5830 General Aircraft Co
THUNDERBIRD W-14
Fixed-wing, single engine Individual owner
Pennsylvania
Experimental 2008-12-17 ValidFAA registration status code V: Valid registration. All codes
N8Y Parker Curtiss Pusher
1912
Fixed-wing, single engine Western Antique Aeroplane & Automobile Museum
Hood River, Oregon
Experimental 2008-02-05 ValidFAA registration status code V: Valid registration. All codes
N1282 Curtiss
JN4D
Fixed-wing, single engine Western Antique Aeroplane & Automobile Museum
Hood River, Oregon
Experimental 2007-02-20 ValidFAA registration status code V: Valid registration. All codes
N8332 Curtiss Wright
ROBIN
Fixed-wing, single engine Western Antique Aeroplane & Automobile Museum
Hood River, Oregon
Standard 2007-02-08 ValidFAA registration status code V: Valid registration. All codes
N4740 Curtiss
JN-4
Fixed-wing, single engine Individual owner
Virginia
Experimental 2005-12-19 ValidFAA registration status code V: Valid registration. All codes
N2946 Curtiss
JN4D
Fixed-wing, single engine Individual owner
Pennsylvania
Experimental 2001-04-16 ValidFAA registration status code V: Valid registration. All codes
N68014 Palen
1911 CURTISS MODEL D
Fixed-wing, single engine Rhinebeck Aerodrome Museum
Rhinebeck, New York
Experimental 1994-11-22 ValidFAA registration status code V: Valid registration. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 23, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.