What is the .401 Winchester Self-Loading?

The .401 Winchester Self-Loading is a factory rifle cartridge in the Winchester Repeating Arms Company cartridges family, introduced in 1910.

What bullet diameter does the .401 Winchester Self-Loading use?

The .401 Winchester Self-Loading uses a bullet diameter of 0.406 inches.

What is the case type of the .401 Winchester Self-Loading?

The .401 Winchester Self-Loading has a Semi-rimmed, Straight case type.

What primer does the .401 Winchester Self-Loading use?

The .401 Winchester Self-Loading uses a Large Rifle (.210") primer.

What cartridges are in the Winchester Repeating Arms Company cartridges family?

The Winchester Repeating Arms Company cartridges family includes the .401 Winchester Self-Loading and other related cartridges. Browse the full family on OpenCartridge.

.401 Winchester Self-Loading

Rifle Factory

Family	Winchester Repeating Arms Company cartridges
Year	1910
Case Type	Semi-rimmed, Straight
Primer	Large Rifle (.210")

Dimensions (inches)

Bullet Ø	0.406
Case Length	2.5
Neck Ø	0.428
Base Ø	0.429
Rim Ø	0.457
Total Length	2

External Reference

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