Serial number
2840
Type
Rotorcraft
Engine
Turbo-shaft
Airworthiness
Standard, normal
Airworthiness date
March 7, 1988
Certificate issued
July 22, 2025
Expires
July 31, 2032
Mode S code
A2CC63
Owner type
LLC

From the FAA registry file of October 20, 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 · 95

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment. Not a compliance determination.

1972In forceSuperseded2026
ADs by the year they took effect: 105 ADs
19722
19737
19745
19754
19763
19773
19781
19792
19803
19812
19822
19841
19851
19862
19882
19893
19913
19923
19944
19954
19962
19991
20012
20022
20031
20041
20055
20062
20074
20082
20092
20111
20123
20134
20151
20172
20181
20192
20214
20223
20232
20241
See all 108 ADs

Information bulletins that may apply · 9

Advisory, not mandatory. Matched the same way as ADs.

Historical bulletins · 1

NTSB investigations

No NTSB investigations matched to N28HTMatched by N-number and event date. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Bell 206B aircraft

FAA incident reports

No FAA accident or incident reports matched to N28HTMatched by N-number and event date. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Bell 206B aircraft

Service difficulty reports

No reports filed for N28HTGeneral aviation reporting is voluntary. Reports on Bell 206B aircraft