What is the .257 JDJ?

The .257 JDJ is a wildcat rifle cartridge in the JDJ cartridges family.

What bullet diameter does the .257 JDJ use?

The .257 JDJ uses a bullet diameter of 0.257 inches.

The .257 JDJ has a Rimless, Bottlenecked case type.

The JDJ cartridges family includes the .257 JDJ and other related cartridges. Browse the full family on OpenCartridge.

Rifle Wildcat

Family	JDJ cartridges
Case Type	Rimless, Bottlenecked

Dimensions (inches)

References

Ammo Ency. 6th Ed. p. 602

Community Load Data

Filter Loads

Bullet Type

Powder (name or brand)

Min MV (fps)

Max MV (fps)

No load data submitted yet for .257 JDJ.

No discussion yet. Be the first to start a conversation about .257 JDJ.