Registered owner
Ski Ag Aviation LLC
Location
Bismarck, ND
Owner type
LLC
Serial number
402B-1228
Year built
2010
Type
Fixed wing single engine
Engine
Turbo-prop
Airworthiness
Restricted, agriculture and pest control, forest
Airworthiness date
May 21, 2010
Certificate issued
June 4, 2015
Expires
June 30, 2028
Mode S code
A4F0D2

From the FAA registry file of October 24, 2026.

On this page

Airworthiness directives that may apply · 17

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

1970In forceSuperseded2026
ADs by the year they took effect: 25 ADs
19701
19801
19901
19961
19971
19991
20012
20023
20031
20041
20051
20061
20083
20093
20112
20141
20211
See all 25 ADs

Information bulletins that may apply · 7

Advisory, not mandatory.

NTSB investigations · 1

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

FAA incident reports · 1

FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.

Service difficulty reports

No reports matched to N4172UGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Air Tractor AT-402B aircraft

STCs that may be installed · 69

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.

See all 69 STCs

Earlier aircraft with this N-number · 2

These aircraft carried N4172U before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.