Registered owner
Hlh Leasing LLC
Owner type
LLC
Serial number
470125D
Year built
1977
Type
Rotorcraft
Engine
Turbo-shaft
Airworthiness
Standard, normal
Airworthiness date
March 15, 1999
Certificate issued
January 11, 2021
Expires
January 31, 2028
Mode S code
A752D7

From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Allison 250-C20 model are included below.

On this page

Airworthiness directives that may apply · 85

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

1972In forceSuperseded2026
ADs by the year they took effect: 94 ADs
19721
19731
19741
19775
19781
19793
19803
19811
19825
19844
19862
19871
19881
19894
19906
19911
19921
19932
19942
19952
19963
19971
19983
19994
20001
20012
20021
20033
20054
20062
20072
20081
20121
20132
20151
20162
20171
20181
20191
20202
20211
20222
20231
20242
20251
20262
See all 96 ADs

Information bulletins that may apply · 3

Advisory, not mandatory.

Historical bulletins · 1

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 N571HHGeneral 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 Hughes Helicopters HUGHES 369D aircraft

STCs that may be installed · 283

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

See all 283 STCs