Firearms

Auto-Ordnance M1 Thompson .45 ACP 16.5-inch

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Specifications

About

Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

WWII-style semi-auto Thompson with horizontal foregrip and straight blowback operation.

Type: Rifle

Action: Semi-Automatic

Caliber: .45 ACP

Capacity: 20

Year introduced: 1977, USA

Weight: 176 oz

Overall length: 41"

Status: Active

Military use: Yes

Intended use: Collecting,Military Reenactment