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Registered aircraft · FAA record as of September 25, 2026
N4172U

Air Tractor Inc AT-402B

N4172U is an Air Tractor Inc AT-402B, a fixed-wing airplane with one motor with turboprop engines, built in 2010. It has 2 seats. It is registered to Ski AG Aviation LLC, an LLC in Bismarck, North Dakota. The registration is valid: it was issued on June 4, 2015 and expires on June 30, 2028. It holds a restricted airworthiness certificate for agriculture and pest control; forest, dated May 21, 2010.

Aircraft

Maker
Air Tractor Inc
Model
AT-402B
Serial number
402B-1228
Type
Fixed-wing, single engine
Power
Turboprop, 1 motor · P&W Canada PT6A-15AG · 680 hp
Seats
2
Year built
2010
Transponder code
A4F0D2 (octal 51170322)

Registration

Status
Valid registration
Certificate issued
June 4, 2015
Expires
June 30, 2028
Last FAA action
May 19, 2023
Airworthiness
Restricted · Agriculture and pest control; Forest · May 21, 2010
FAA region
Great Lakes
FAA record id
01053155

Owner as the FAA publishes it

Name
Ski AG Aviation LLC
Type
LLC
Address
12101 28Th St NW
Bismarck, ND 58503-8413

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.

Earlier use of this number 2

2002-05-31Piper PA-28R-201 · exported to Italy · Valid registration
1970-06-30Cessna 150D · Valid registration

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