The Best H4350 Powder Loads for 308 – Maximize Your Accuracy

If you’re a shooter looking to maximize accuracy and consistency with your .308 rifle, one of the most important factors to consider is your choice of powder. And when it comes to powders that work well with the .308, few are as popular or as effective as H4350. But with so many different load options available, it can be tough to know where to start. In this article, we’ll break down the best H4350 powder loads for 308, so you can get the most out of your rifle.

What is H4350 Powder?

Before we dive into specific load data, it’s worth taking a moment to talk about what H4350 powder actually is. H4350 is a member of the Extreme Extruded line of powders from Hodgdon, and it’s known for its consistent burn rate, temperature stability, and clean-burning properties. It’s a popular choice for a wide variety of cartridges, including the .308 Winchester.

Why Choose H4350 for .308?

So why is H4350 such a good choice for the .308? For starters, it’s known for producing very consistent velocities, which can help improve accuracy and reduce vertical stringing. It also tends to produce relatively low standard deviations in velocity, which means you can expect to see tight groups even with a wide range of temperatures and other variables.

Best H4350 Loads for 308

Now that we’ve covered some of the basics, let’s dive into some specific load data. Keep in mind that the loads listed here are just a starting point, and you may need to do some tweaking to get the best results for your particular rifle.

168 Grain Bullets

• 42.0 grains of H4350, CCI BR-2 primer, Winchester brass
• 43.5 grains of H4350, CCI BR-2 primer, Winchester brass
• 44.5 grains of H4350, CCI BR-2 primer, Winchester brass

175 Grain Bullets

• 41.5 grains of H4350, CCI BR-2 primer, Winchester brass
• 42.5 grains of H4350, CCI BR-2 primer, Winchester brass
• 43.5 grains of H4350, CCI BR-2 primer, Winchester brass

178 Grain Bullets

• 42.0 grains of H4350, CCI BR-2 primer, Winchester brass
• 43.0 grains of H4350, CCI BR-2 primer, Winchester brass
• 44.0 grains of H4350, CCI BR-2 primer, Winchester brass

Tips for Using H4350 in .308

While H4350 is a great choice for the .308, there are a few tips and tricks you should keep in mind to get the most out of it. Here are a few things to consider:

• Start with conservative loads and work your way up slowly, watching for pressure signs along the way.
• Be sure to use a good quality primer, like the CCI BR-2, which is known for producing consistent ignition.
• Consider using a chronograph to monitor your velocities and ensure consistency.
• Experiment with different seating depths to find the optimal length for your particular rifle.

Conclusion

Overall, H4350 powder is a great choice for shooters looking to get the most out of their .308 rifles. With its consistent burn rate, temperature stability, and clean-burning properties, it can help improve accuracy and reduce vertical stringing. And with the load data listed above, you should have a great starting point for finding the perfect load for your 308 firearm.