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Cartridge comparison

.30-357 AeT vs 7.5 FK

.30-357 AeT and 7.5 FK are both in the reference; see the full spec comparison below.

ToolOverlay .30-357 AeT and 7.5 FK trajectories with real loads in Ballistic Compare

Side by side

.30-357 AeT7.5 FK
TypeRevolverPistol
Introduced20002014
Bullet diameter0.3091″0.307″
Case length1.2902″1.063″
Max pressure43,511 psi50,763 psi
Recoil5.8–6.4 ft·lb9.7–10.3 ft·lb
Effective range50 yd150 yd

Highlighted cells hold the clear edge where both sides have a number. Every figure is a range maximum from the reference; typical loads run lower.

Case profiles, to scale

Drawn to the same scale, so the proportions are true. Physical size varies with your screen.

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