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N517S

Cancelled 1991

Deregistered aircraft · Cessna 421A

Open in FAA registry

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Cancelled: April 1, 1991
Status when cancelled: Triennial form not returned
Serial number: 421A0002
Type: Fixed wing multi engine
Certificate issued: October 28, 1986
Last registry action: January 31, 1991
Mode S code: A67D00
Owner when cancelled: Mamuzich Kenneth G
Location: Missoula, MT
Owner type: Individual

Airframe modelCessna 421ATCDS A7CE · ADs, bulletins and aircraft registered now

From the FAA registry file of November 4, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

NTSB investigations · 1

Matched to this aircraft by N517S and the event date: up to this one’s cancellation.

NTSB DEN88FA063Accident · 3 fatalField investigationFinal reportHelena, MTThis accident occurred during a night, ILS app to rwy 27 in IMC. The acft collided with a mountain 12 NM ese of the arpt while turning inbound to intercept the LOC course. Investigation revealed that one VOR receiver was set on the destinaton ILS freq, the…Feb 4, 1988 · Destroyed

FAA incident reports · 1

FAA accident and incident reports matched to this aircraft by N517S and the event date: up to this one’s cancellation.

Accident 19880203002029AFinal Approach-IFR · Helena, MTStruck trees on mountainside on ILS approach at night in heavy snow. Co pilot at controls left seat. Acft burned.Feb 3, 1988 · Destroyed · 3 fatal

Other aircraft with N517S · 1

The FAA can assign a mark to another aircraft once a registration is cancelled. N517S is registered now to the first aircraft listed.

NowCzech Sport Aircraft A S SPORTCRUISER · S/N C0534Registered now · Built 2015 · Mcconnell Constance A, Ocala, FL