Hornady 7.62x39MM 255gr Sub-X
The Hornady 7.62x39MM 255gr Sub-X® (Subsonic eXpanding) Bullets deliver exceptional expansion and deep penetration while operating at subsonic velocities. Engineered for maximum effectiveness without excessive noise, these bullets are designed for reloaders looking to build precision subsonic loads for hunting, self-defense, or suppressed shooting applications.
Designed for Reliable Expansion at Low Velocities
Built with Hornady’s patented Flex Tip® technology, the Sub-X® bullet expands reliably at speeds as low as 900 fps, ensuring consistent terminal performance even in low-velocity subsonic loads. The lead-core design and long grooves in the gilding metal jacket work together to provide smooth expansion and controlled penetration.
Key Features & Benefits:
- Expands at subsonic velocities – Flex Tip® insert ensures expansion even at 900 fps
- Proven performance – Meets FBI terminal ballistic test protocols
- Positive case crimp – Cannelured jacket for secure bullet seating in semi-automatic platforms
- Optimized for gas system firearms – Designed to feed and function in a wide range of firearms, including semi-automatic rifles
Precision Subsonic Performance
Whether you’re building custom subsonic hunting rounds or optimizing a suppressed setup, Hornady 7.62x39MM 255gr Sub-X® bullets provide consistent expansion, deep penetration, and reliable function, making them an ideal choice for reloaders seeking superior subsonic projectile performance.
— This is NOT loaded ammunition! —
THIS IS NOT LOADED AMMUNITION
Product Information
Manufacturer | Hornady |
---|---|
Component Type | Rifle |
Caliber | 7.62×39 |
Grain | 255 |
Diameter | 0.357 |
Bullet Base | Flat Base |
Bullet Style | Polymer Tipped, Expanding |
Ballistic Coefficient (G1) | .365 |
Product Line | Sub-X |
Purpose | Hunting |
Lead-Free | No |
Made in USA | Yes |
Condition | New |
Box Qty | 100 |
Important!
THIS IS NOT LOADED AMMUNITION

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