What is the .40 BSA Auto Pistol?

The .40 BSA Auto Pistol is a factory pistol cartridge in the Birmingham Small Arms Company family.

What bullet diameter does the .40 BSA Auto Pistol use?

The .40 BSA Auto Pistol uses a bullet diameter of 0.4 inches.

The .40 BSA Auto Pistol has a Belted, Bottleneck case type.

The .40 BSA Auto Pistol uses a Berdan primer.

The Birmingham Small Arms Company family includes the .40 BSA Auto Pistol and other related cartridges. Browse the full family on OpenCartridge.

Pistol Factory

Family	Birmingham Small Arms Company
Case Type	Belted, Bottleneck
Primer	Berdan

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