Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models Review

What Makes Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models Stand Out?

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is a seemingly small but crucial component for serious reloaders. It’s designed to work seamlessly with the Hornady Lock-N-Load Headspace Gauge, allowing for precise measurement of cartridge headspace. This particular bushing, with its .400 diameter, fills a specific niche in the reloading world, offering a tailored solution for achieving consistent and safe ammunition.

For years, I’ve relied on calipers and “feel” to gauge headspace. While experience helps, I wanted a more scientific, repeatable method to ensure case dimensions were perfect before firing. I longed for the confidence that each round was precisely within spec, minimizing the risk of malfunctions or, worse, a catastrophic failure.

Upon unboxing, the bushing’s precision machining was immediately apparent. The steel felt robust and well-finished, inspiring confidence in its long-term durability. It’s a simple tool, yet its importance in the reloading process is undeniable.

I considered other headspace measurement methods, including dedicated headspace gauges from different manufacturers. However, the Hornady Lock-N-Load system offered a comprehensive and modular approach. The ability to swap out bushings for different calibers seemed like a much better long-term investment, promising flexibility and cost-effectiveness.

My initial impression was positive. The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models looked like a high-quality tool that would address my concerns about accurate and repeatable headspace measurements. I was eager to put it to the test and see how it would improve my reloading process.


Real-World Testing: Putting Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models to the Test

First Use Experience

I tested the Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models in my reloading room, focusing on .40 S&W ammunition. Headspace is critical in semi-automatic pistols, affecting feeding and chambering reliability. I wanted to see if the bushing could help me dial in my reloads for consistent performance.

I used the bushing to measure a batch of .40 S&W cases that had been fired from different pistols, some in warmer weather and some in cooler. The bushing, when used with the Hornady gauge, revealed significant variations in headspace. It became clear that relying solely on visual inspection or “feel” was not sufficient for achieving optimal results.

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models was straightforward to use. After attaching the correct bushing to the gauge, measurements could be taken swiftly. No significant issues arose in the initial phases of testing.

Extended Use & Reliability

Over several months, I’ve used the Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models extensively, processing thousands of .40 S&W cases. The bushing has held up admirably, with no signs of wear or degradation in accuracy. It is a testament to the quality of materials used in its construction.

The bushing still performs just as well as it did when I first received it. It requires minimal maintenance, occasionally wiping it down with a clean cloth to remove any residue. It consistently delivers precise measurements, ensuring my reloads are within spec.

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models drastically improved my reloading process. Prior to its use, I had a small percentage of .40 S&W rounds that wouldn’t chamber consistently. Now, I have virtually eliminated chambering issues.

Breaking Down the Features of Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models

Specifications

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is a precisely machined steel bushing. It is specifically designed to fit the Hornady Lock-N-Load Headspace Gauge. The bushing’s defining characteristic is its .400-inch internal diameter, which is the critical dimension for measuring headspace on certain cartridges.

This seemingly simple specification is what makes the bushing invaluable. Headspace is the distance between the base of the cartridge and a specific point on the shoulder or case mouth. This dimension is critical for safe and reliable ammunition.

Performance & Functionality

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models performs its function exceptionally well. When paired with the Hornady Headspace Gauge, it offers an accurate and repeatable method for measuring cartridge headspace. This allows reloaders to sort cases and identify those that are out of spec.

Its primary strength lies in its precision. The bushing ensures consistent contact with the designated point on the cartridge, allowing for reliable measurements. It would be useful if Hornady included a small case to prevent loss of the bushing and protect it from dings.

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models meets my expectations for a precision measuring tool. I have greater confidence in the safety and reliability of my reloads than ever before. It’s an indispensable part of my reloading process.

Design & Ergonomics

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is made from durable steel, ensuring longevity and resistance to wear. Its simple design makes it easy to handle and use. The dimensions are precise, ensuring a snug and reliable fit within the Hornady Headspace Gauge.

The bushing requires no special skills or training to use. It’s a simple matter of attaching it to the gauge and taking measurements. The design is efficient and effective, making the reloading process more precise and reliable.

Durability & Maintenance

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is built to last. Its steel construction ensures resistance to wear and tear. With proper care, it should provide years of reliable service.

Maintaining the bushing is incredibly simple. A quick wipe with a clean cloth after use is usually all that’s needed. Keeping it clean and dry will prevent corrosion and ensure its continued accuracy.

Accessories and Customization Options

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is part of the broader Hornady Lock-N-Load system. This system includes various bushings for different calibers and the Headspace Gauge itself. There are no options for modification, given its design and functionality.

The bushing is compatible with the Hornady Lock-N-Load Headspace Gauge. While some reloaders might attempt to adapt it to other gauges, this is not recommended. Its precision is dependent on being used with the intended gauge.

Pros and Cons of Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models

Pros

  • Precise Headspace Measurement: Enables accurate and repeatable headspace measurements, leading to safer and more reliable ammunition.
  • Durable Construction: Made from high-quality steel, ensuring long-lasting performance.
  • Easy to Use: Simple design requires no special skills or training.
  • Part of a Comprehensive System: Integrates seamlessly with the Hornady Lock-N-Load Headspace Gauge.
  • Improved Reloading Consistency: Reduces chambering issues and enhances overall ammunition performance.

Cons

  • Requires Hornady Headspace Gauge: Can only be used with the Hornady Lock-N-Load Headspace Gauge, which may be an additional investment.
  • Small and Easily Misplaced: Its small size makes it easy to lose if not stored carefully.


Who Should Buy Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models?

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is perfect for reloaders who demand precision and consistency in their ammunition. It is especially beneficial for those loading for semi-automatic firearms. Reloaders prioritizing safety and reliability will appreciate the accuracy of this tool.

This product might not be essential for casual reloaders who primarily load for bolt-action rifles. Those who rely solely on factory ammunition might also find it unnecessary. If you don’t already own the Hornady Lock-N-Load Headspace Gauge, you’ll need to factor in that cost.

A Hornady Lock-N-Load Headspace Gauge is a must-have to make use of the bushing. A quality case sorting tray is also useful for organizing cases based on headspace measurements. Finally, a good reloading manual will help interpret measurements and determine appropriate resizing steps.

Conclusion on Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models

The Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models is a worthwhile investment for reloaders seeking to improve the precision and consistency of their ammunition. It provides a reliable and repeatable method for measuring cartridge headspace, leading to safer and more reliable reloads. While it requires the Hornady Lock-N-Load Headspace Gauge, the combination offers a comprehensive solution for achieving optimal ammunition performance.

The price of $9.44 is easily justified by the peace of mind and improved performance it provides. It’s a small price to pay for ensuring the safety and reliability of your ammunition.

I would absolutely recommend the Hornady Lock N Load Headspace Bushing .400, D400 – 1 out of 6 models to any serious reloader. It’s a simple yet effective tool that can significantly improve the quality of your reloads. Don’t compromise on safety and accuracy; get yours today and start reloading with confidence!

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