Registered owner
Knutson Wayne R
Location
Tioga, ND
Owner type
Individual
Serial number
520-47
Year built
1953
Type
Fixed wing multi engine
Engine
Reciprocating
Airworthiness
Standard, normal
Airworthiness date
January 31, 1972
Certificate issued
June 9, 2014
Expires
June 30, 2027
Mode S code
A4E59C

From the FAA registry file of October 24, 2026.

On this page

Airworthiness directives that may apply · 20

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: 19 ADs
19621
19631
19731
19791
19811
19891
19911
19942
19985
20031
20041
20051
20121
20221
See all 22 ADs

Information bulletins that may apply · 3

Advisory, not mandatory.

NTSB investigations

No NTSB investigations matched to N4142BMatched 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 Aero Commander 520 aircraft

FAA incident reports

No FAA accident or incident reports matched to N4142BMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Aero Commander 520 aircraft

Service difficulty reports

No reports matched to N4142BGeneral 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 Aero Commander 520 aircraft

STCs that may be installed · 171

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

See all 171 STCs