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Thompson SMG
.45 ACP
Submachine gun
Spec
Thompson SMG
.45 ACP
General
Category
Submachine gun
Country
United States
Year
1921
Ammunition
Caliber
.45 ACP
Magazine capacity
30
Fire modes
Safe / Semi-auto / Auto
Barrel & dimensions
Barrel length (mm)mm
267
Overall length (mm)mm
813
Empty weight (kg)kg
4.9
Performance
Rate of fire (rpm)rpm
700
Muzzle vel. (m/s)m/s
285
Effective range (m)m
150
Operation
Operating system
Blowback
Feed system
Box or drum magazine
ARSENALIS dataset · live
1/4 · 14 spec01.
Values are catalog references based on factory-standard configurations without accessories.
02.
The comparator automatically highlights the superior value for each numeric metric.
03.
Manually curated dataset — unit variants and specific batches may differ.