The Truth About .22 Ammo Nobody Explains Clearly

Published on February 23, 2026
Duration: 13:07

This guide delves into the often-overlooked mechanical quirks and ballistic realities of .22LR rimfire ammunition. It explains why rimfire is inherently less reliable, discusses factors affecting performance like barrel length and ammunition quality, and offers solutions for improving consistency through proper maintenance and testing. The video emphasizes that while .22LR is an excellent training tool, its reliability issues make it unsuitable for defensive applications.

Quick Summary

.22LR rimfire ammunition is inherently less reliable due to its priming compound being spun into the rim, leading to inconsistent ignition. Factors like varying compound thickness, environmental conditions, and wider quality control tolerances contribute to misfires. Furthermore, short barrels significantly reduce velocity compared to rifle-length barrels, making .22LR more suitable as a training tool than for self-defense.

Chapters

  1. 00:00.22 Ammo Overview & Misconceptions
  2. 00:16Introduction by Ted from Line 45
  3. 00:38Rimfire Reliability Weakness Explained
  4. 01:09Rimfire vs. Centerfire Priming Mechanism
  5. 01:39.22 Ammo Quality Issues & Consequences
  6. 01:47Cleanliness Issues Causing Difficulties
  7. 02:06Testing and Maintenance Solutions
  8. 02:29.22 Barrel Length & Velocity Effects
  9. 03:05Factors Affecting Velocity in .22 Caliber
  10. 03:42.22 Caliber Training Tool Benefits
  11. 03:49.22 Usage - Training vs. Defensive

Frequently Asked Questions

Why is .22LR rimfire ammunition considered less reliable than centerfire?

.22LR rimfire is less reliable because its priming compound is spun into the rim, leading to inconsistent thickness. This variation means a firing pin strike might crush a thin spot, causing a misfire, unlike more robust centerfire priming methods.

How does barrel length affect .22LR velocity and performance?

Advertised .22LR velocities are typically from rifles. Shorter barrels, like those on pistols, result in significantly lower muzzle velocities (often hundreds of FPS less) because the powder may not fully burn before exiting the barrel, impacting range and energy.

What are common issues that cause .22LR firearms to malfunction?

Common issues include the inherent unreliability of rimfire priming, wider quality control tolerances in bulk ammo, and fouling from the soft lead and wax lubricant. Dirty chambers preventing proper seating are also a major culprit.

Is .22LR suitable for self-defense?

No, .22LR is generally not recommended for self-defense due to its inconsistent reliability and insufficient stopping power. While it's an excellent training tool, dedicated defensive firearms typically utilize larger calibers with more reliable performance characteristics.

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