Owner type
Co-owned
Serial number
NAV4431
Year built
1946
Type
Fixed wing single engine
Engine
Reciprocating
Airworthiness
Standard
Airworthiness date
October 2, 1956
Certificate issued
November 15, 1995
Expires
October 31, 2028
Mode S code
ACB087

From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Continental E225 model are included below.

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Airworthiness directives that may apply · 43

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

1962In forceSuperseded2026
ADs by the year they took effect: 10 ADs
19621
19671
19681
19691
19791
19961
19971
19981
20081
20221
See all 44 ADs

Information bulletins that may apply · 6

Advisory, not mandatory.

Historical bulletins · 1

NTSB investigations

No NTSB investigations matched to N91689Matched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on North American NAVION aircraft

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 · 5

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

STCs that may be installed · 197

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

See all 197 STCs