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Manufacturer

Estes Industries

Designation

E12-4

Type

single-use

Date code

Unknown

Failure date

Feb 14, 2026

Location

Elk Mound, WIsconsin

Temperature

45 ℉

Ejection end blown out

Casing split

Burning propellant ejected

Comments

Motor exploded less than one second after ignition. Nothing of the motor was recovered.

Status

pending