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Registered aircraft · FAA record as of September 25, 2026
N4129U

Cessna 150D

Valid Montana

N4129U is a Cessna 150D, a fixed-wing airplane with one motor with a four-stroke engine, built in 1963. It has 2 seats. It is registered to an individual in Bozeman, Montana. The registration is valid: it was issued on June 18, 2025 and expires on June 30, 2032. It holds a standard airworthiness certificate for normal, dated October 14, 1963.

Aircraft

Maker
Cessna
Model
150D
Serial number
15060129
Type
Fixed-wing, single engine
Power
Four-cycle piston, 1 motor · Cont Motor 0-200 SERIES · 100 hp
Seats
2
Year built
1963
Cruising speed
90 mph
Transponder code
A4DF34 (octal 51157464)

Registration

Status
Valid registration
Certificate issued
June 18, 2025
Expires
June 30, 2032
Last FAA action
June 18, 2025
Airworthiness
Standard · Normal · October 14, 1963
FAA region
Northwest Mountain
FAA record id
00851424

Owner as the FAA publishes it

Name
Langen Kenneth
Type
Individual
Address
606 Park Pl
Bozeman, MT 59715-7154

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