The AR-15 / M16 Rifle History, Part I, Replacing the old.

Published on August 23, 2017
Duration: 38:21

This video provides a historical overview of the AR-15/M16's development, tracing its roots back to post-WWII military needs and the shortcomings of previous service rifles like the M1 Garand and M14. It details the innovative design contributions of Eugene Stoner and Armalite, contrasting them with the established Ordnance Department. The discussion covers the evolution of the 5.56 NATO cartridge and early testing phases, highlighting the resistance to new technologies and calibers.

Quick Summary

The M1 Garand's significant weight and limited eight-round capacity proved insufficient for combat, leading to its replacement by the M14. However, the M14 also suffered from its heavy construction and short service life. Eugene Stoner's innovative designs at Armalite, including the AR-15, eventually addressed these issues by introducing lighter materials and a new cartridge, the .223 Remington, to meet evolving military needs.

Chapters

  1. 00:16Introduction and Personal Update
  2. 01:15Introducing the AR-15 A4
  3. 01:43Flashback to Vietnam: M16A1
  4. 02:02M16A1 vs. AR-15 A4: Flash Hider and Barrel
  5. 02:34Carry Handle and Sight Differences
  6. 03:07Front Sight Post Evolution
  7. 03:41Buttstock and Handguard Changes
  8. 04:56Delta Ring vs. Old Stock Ring
  9. 05:08The Unchanged Trigger
  10. 05:54Focus on Early AR-15 Development
  11. 06:38Post-WWII Military Needs
  12. 07:07Problems with the M1 Garand
  13. 08:31The M14's Shortcomings
  14. 09:31M14: A Procurement Failure
  15. 11:09The Cold War and Lighter Rifles
  16. 12:00General William Wyman's Vision
  17. 12:58Armalite's Early Innovations
  18. 13:14Fairchild Aircraft and Armalite
  19. 14:21The Ordnance Department's Role
  20. 15:32Colonel Townsend Whelan
  21. 16:32Resistance to Change
  22. 16:54Eugene Stoner and Armalite
  23. 17:50AR-5 Survival Rifle
  24. 18:11General Curtis LeMay
  25. 19:46The AR-7 in Hollywood
  26. 21:55Ordnance Department's Resistance
  27. 22:30Manufacturing Technology Gap
  28. 23:02Early AR-15 Testing Failure
  29. 23:49Stoner's 1957 Submission
  30. 24:32Behind-the-Scenes Work Continues
  31. 25:04AR Style Gun Merit
  32. 25:10Early AR Models Tested
  33. 25:54AR-10, AR-15, AR-16, AR-18
  34. 26:10AR-16: 7.62 NATO with Wooden Stock
  35. 26:27AR-16 and AR-18 Design Differences
  36. 27:14AR-10 Rejected, Ammo Weight Focus
  37. 27:44Curtis LeMay Orders AR-10s for Vietnam
  38. 28:22Reports from Vietnam: .223 Rifle Effectiveness
  39. 29:13Marksmanship Improvement
  40. 29:46Parallel Universe: Cartridge Development
  41. 30:05General William Lyman's Requirements
  42. 31:13222 Remington Success
  43. 31:45223 Case Similarity to 9mm Luger
  44. 32:25Stoner Adapts 222 Remington for AR-15
  45. 32:47Creating the .223 Case
  46. 33:38Evolution of the .223 Cartridge
  47. 33:48Rifle Twist Rate Evolution
  48. 35:05Accuracy of Early Rifles
  49. 36:05Gun Digest Involvement
  50. 36:301965 Gun Digest Article
  51. 37:01The Bitterly Embattled Rifle
  52. 37:52Myths and Future Topics
  53. 38:11Conclusion and Farewell

Frequently Asked Questions

What were the main issues with the M1 Garand that led to its replacement?

The M1 Garand was criticized for its excessive weight, over ten pounds when loaded, and its eight-round en bloc clip capacity was often insufficient for sustained combat engagements, a problem particularly evident during battles like the Battle of the Bulge.

How did the M14 rifle differ from the M1 Garand, and why was it also short-lived?

The M14 introduced an insertable box magazine for increased capacity. However, its heavy walnut stock and the added weight of a loaded magazine meant it didn't significantly reduce overall weight compared to the M1 Garand, contributing to its brief service life.

Who was Eugene Stoner and what was his significance in firearm development?

Eugene Stoner was the chief designer at Armalite and is credited as a visionary engineer who could develop entirely new firearm concepts. He is compared to historical innovators like John Browning and Samuel Colt for his ability to think outside the box and create groundbreaking designs.

What was the primary reason for developing the 5.56 NATO (originally .223 Remington) cartridge?

The .223 Remington cartridge was developed by extending the 222 Remington case to accommodate more powder. This was driven by military requirements, such as the need for a projectile capable of penetrating military steel pots at 500 yards, and to reduce the weight of ammunition carried by individual soldiers.

Why did the US Ordnance Department initially resist the AR-15 design?

The Ordnance Department, particularly Springfield Armory, was resistant to new designs from outside companies like Armalite. They were accustomed to older manufacturing technologies and designs, and were hesitant to adopt a new rifle platform with a reduced caliber, preferring to maintain their established systems.

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