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Accident: Weatherly Aviation Company Inc 620B

Aug 26, 2015 · Hancock, WI

NTSB numberCEN15LA399Event id20150904X84033

1
Fatalities
0
Serious injuries
0
Minor injuries
0
Uninjured

Probable cause

The in-flight failure of the left wing lower forward attach point under normal loading conditions due to corrosion and fatigue cracking in the center section hinge brackets. Contributing to the accident was the operator's inadequate maintenance and overweight operation of the airplane, and the manufacturer's inadequate guidance to detect and prevent corrosion and fatigue cracking.

NTSB docket CEN15LA399

Source: National Transportation Safety Board. Record last changed Oct 28, 2026, 10:54 UTC.

Aircraft involved

Aircraft
Weatherly Aviation Company Inc 620B
Registration
N2005C
Year built
1993
Category
Airplane
Damage
Destroyed
Operating rules
Part 137: agricultural
Defining event
Maneuvering-low-alt flying Part(s) separation from AC

Source: National Transportation Safety Board aviation accident database. Counts only; Voydar holds no names.

Nearest airports

Airports with a Voydar profile closest to the recorded position. Proximity only.

This page restates the NTSB's public record. Injury figures are counts; Voydar does not hold or publish the names of anyone involved.