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Registered aircraft · FAA record as of September 25, 2026
N21973

Porterfield CP-50

Valid Oregon

N21973 is a Porterfield CP-50, a fixed-wing airplane with one motor with a piston engine, built in 1939. It has 2 seats. It is registered to Western Antique Aeroplane & Automobile Museum, a corporation in Hood River, Oregon. The registration is valid: it was issued on June 2, 2015 and expires on June 30, 2028. It holds a standard airworthiness certificate, dated October 22, 1956.

Aircraft

Maker
Porterfield
Model
CP-50
Serial number
559
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Cont Motor A50 SERIES · 50 hp
Seats
2
Year built
1939
Cruising speed
76 mph
Transponder code
A1DE5A (octal 50357132)

Registration

Status
Valid registration
Certificate issued
June 2, 2015
Expires
June 30, 2028
Last FAA action
May 19, 2023
Airworthiness
Standard · October 22, 1956
FAA region
Northwest Mountain
FAA record id
00311662

Owner as the FAA publishes it

Name
Western Antique Aeroplane & Automobile Museum
Type
Corporation
Address
1600 Air Museum Rd
Hood River, OR 97031-9800

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.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data