Registered owner
Monarch Enterprises Inc
Location
Kirkland, WA
Owner type
Corporation
Serial number
51020
Type
Rotorcraft
Engine
Turbo-shaft
Airworthiness
Restricted, forest
Airworthiness date
May 18, 1998
Certificate issued
August 9, 1982
Expires
February 29, 2028
Mode S code
A47F8D

From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Allison 250-C30 model are included below.

On this page

Airworthiness directives that may apply · 74

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

1979In forceSuperseded2026
ADs by the year they took effect: 82 ADs
19791
19802
19821
19831
19841
19853
19866
19871
19883
19892
19914
19922
19943
19953
19962
19993
20011
20021
20033
20042
20053
20062
20072
20082
20092
20101
20111
20123
20133
20142
20151
20171
20181
20192
20214
20224
20232
20241
See all 84 ADs

Information bulletins that may apply · 8

Advisory, not mandatory.

Historical bulletins · 2

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 · 2

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 · 3

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

STCs that may be installed · 471

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

See all 471 STCs

Earlier aircraft with this N-number · 1

This aircraft carried N3893U before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.