The Late .257 Roberts ~ The Greatest All-Round American Rifle!

Published on March 22, 2016
Duration: 27:17

This video provides an expert-level deep dive into the .257 Roberts cartridge, presented by a highly knowledgeable firearms instructor. It explores the cartridge's historical development by Ned H. Roberts, its endorsement by Jack O'Connor, and its technical advantages in terms of efficiency and accuracy. The discussion highlights how early commercial limitations were overcome by designs like the Winchester Model 70, making it a potentially perfect all-round American rifle caliber for various hunting applications.

Quick Summary

The .257 Roberts cartridge is considered a top all-round American rifle caliber due to its exceptional ballistic efficiency, achieving high velocities with less powder and recoil. Developed by Ned H. Roberts and championed by Jack O'Connor, its potential was fully realized with rifles like the Winchester Model 70, offering excellent accuracy for various hunting applications.

Chapters

  1. 00:00Introduction to the .257 Roberts
  2. 01:26Jack O'Connor's Influence
  3. 04:23Ned H. Roberts: The Creator
  4. 05:23Technical Design and Efficiency
  5. 07:36Commercial Release and Industry 'Hobbling'
  6. 11:19Engineering Flaws: Magazine Length and Freebore
  7. 14:53Winchester Model 70 and the Long Action
  8. 18:06Modern Performance and Comparisons

Frequently Asked Questions

What makes the .257 Roberts a great all-round rifle caliber?

The .257 Roberts is lauded for its exceptional ballistic efficiency, achieving high velocities with less powder and recoil than many larger calibers. Its accuracy, particularly when chambered in rifles with long actions like the Winchester Model 70, makes it suitable for a variety of hunting applications, from deer to woodchucks.

Who invented the .257 Roberts cartridge?

The .257 Roberts cartridge was originated by Ned H. Roberts from New Hampshire. He developed it by necking down the 7mm Mauser case to .25 caliber, aiming for a highly accurate and efficient long-range round.

Why was the early commercial release of the .257 Roberts limited?

Remington commercially released the .257 Roberts in 1934 but kept pressures low due to concerns about older, weaker rifle actions. This 'hobbling' limited its performance, making it only slightly superior to the .250 Savage, despite its greater potential.

How did the Winchester Model 70 improve the .257 Roberts?

The Winchester Model 70, chambered in .257 Roberts and utilizing a long action, allowed for proper bullet seating. This corrected early engineering flaws related to magazine length and freebore, finally enabling handloaders to realize the cartridge's full potential for accuracy and velocity.

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