What is the .40-70 Winchester?

The .40-70 Winchester is a factory rifle cartridge in the Winchester Repeating Arms Company cartridges family, introduced in 1886.

What bullet diameter does the .40-70 Winchester use?

The .40-70 Winchester uses a bullet diameter of 0.405 inches.

What is the case type of the .40-70 Winchester?

The .40-70 Winchester has a Rimmed Bottlenecked case type.

What primer does the .40-70 Winchester use?

The .40-70 Winchester 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 .40-70 Winchester and other related cartridges. Browse the full family on OpenCartridge.

.40-70 Winchester

Rifle Factory

Family	Winchester Repeating Arms Company cartridges
Year	1886
Case Type	Rimmed Bottlenecked
Primer	Large Rifle (.210")

Dimensions (inches)

Bullet Ø	0.405
Case Length	2.4
Neck Ø	0.43
Shoulder Ø	0.496
Base Ø	0.504
Rim Ø	0.604
Total Length	2.85

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