What is the .338 UltraCat?

The .338 UltraCat is a wildcat rifle cartridge in the UltraCat family, introduced in 2000.

What bullet diameter does the .338 UltraCat use?

The .338 UltraCat uses a bullet diameter of 0.338 inches.

The .338 UltraCat has a Rimless, Bottlenecked case type.

The .338 UltraCat uses a Large Rifle (.210") primer.

The UltraCat family includes the .338 UltraCat and other related cartridges. Browse the full family on OpenCartridge.

Rifle Wildcat

Dimensions (inches)

Bullet Ø	0.338

Community Load Data

Filter Loads

Bullet Type

Powder (name or brand)

Min MV (fps)

Max MV (fps)

No load data submitted yet for .338 UltraCat.

No discussion yet. Be the first to start a conversation about .338 UltraCat.