Description
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Hornady 7.62x39mm .310 255gr Sub-X Reloading Bullets – 100 Count
Hornady Sub-X® reloading bullets are engineered specifically for subsonic applications, delivering reliable expansion at low impact velocities. Featuring Hornady’s patented Flex Tip® insert and deep expansion cavity, these bullets are designed to provide controlled expansion and excellent terminal performance when loaded to subsonic velocities. They are intended for handloaders assembling their own ammunition and are not loaded ammunition.
Key Features
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.310 Diameter Reloading Bullet
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255 Grain Weight
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Sub-X® (Subsonic eXpanding) Design
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Patented Flex Tip® Insert
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Optimized for Subsonic Loads
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Lead Core with Gilding Metal Jacket
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100 Bullets Per Box
Product Overview
Hornady Sub-X® bullets are purpose-built for handloaders seeking dependable expansion at subsonic velocities. The Flex Tip® initiates expansion while the long grooves in the jacket help ensure consistent mushrooming. A cannelure provides secure case crimping for reliable performance in a variety of firearm platforms. These are component bullets only and require proper handloading with appropriate brass, primers, and powder.
Performance & Intended Use
Designed for handloading subsonic rifle ammunition for hunting and target applications where legal.
Specifications
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Brand: Hornady
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UPC: 090255231489
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MPN: 3108 (if applicable—verify with your supplier)
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Caliber: 7.62x39mm / .310 Diameter
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Bullet Weight: 255 Grain
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Bullet Type: Sub-X®
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Quantity: 100 Bullets
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Sectional Density: 0.374
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Ballistic Coefficient (G1): 0.365
Packaging Information
100 Reloading Bullets Per Box
Important Notes
This product contains component bullets only. It is not loaded ammunition. Handloading should only be performed using published load data and proper reloading practices.









