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Q&A · Hunting

Why do hunters prefer Nosler Partition for bear hunting?

April 5, 2026

Quick Answer

Nosler Partition bullets are preferred for bear hunting because they offer a high level of penetration and expansion, ensuring a quick and humane kill. This is due to their unique design, which features a jacketed core and a lead tip that separates upon impact, creating two distinct expansion points. This results in deep penetration and a wide wound channel.

Unique Design

The Nosler Partition bullet’s design is key to its success in bear hunting. The jacketed core and lead tip are separated by a partition, a small metal insert that prevents the core from mushrooming before it reaches a certain depth. This allows the bullet to penetrate deeper, typically between 12 and 18 inches, before expanding, which is crucial for taking down large and tough game like bears. In fact, Nosler Partition bullets have been known to penetrate up to 20 inches in some cases.

Terminal Performance

When a Nosler Partition bullet hits its mark, the jacketed core and lead tip separate, creating two distinct expansion points. This results in a wide wound channel, typically between 6 and 8 inches in diameter, which is more than enough to ensure a quick and humane kill. The deep penetration and wide wound channel also reduce the risk of a clean pass-through, which can be problematic for bear hunting.

Real-World Results

In real-world hunting scenarios, Nosler Partition bullets have consistently delivered results that meet and exceed expectations. With the right rifle and loading, these bullets can achieve muzzle velocities of up to 3,000 feet per second, which is more than enough to ensure deep penetration and a quick kill. Whether hunting brown bears in Alaska or polar bears in the Arctic, Nosler Partition bullets are a popular choice among experienced hunters due to their reliability and effectiveness.

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