10mm 165gr Vcrown longshot max charge 3.8” and 5” velocity

Published on July 17, 2024
Duration: 0:40

This video demonstrates a reloading process for 10mm ammunition, specifically using Sig Sauer 165gr V-Crown JHP bullets and Hodgdon Longshot powder. It details the measurement of a 9.2-grain powder charge and presents velocity test results from two different barrel lengths: 1243 fps from a 3.8-inch barrel and 1329 fps from a 5-inch barrel, utilizing a Caldwell Ballistic Precision Chronograph. The content is presented by an experienced individual with clear technical knowledge of reloading and ballistics.

Quick Summary

This video details a 10mm reloading test using 165gr Sig Sauer V-Crown JHP bullets and 9.2 grains of Hodgdon Longshot powder. Velocity measurements show 1243 fps from a 3.8-inch barrel and 1329 fps from a 5-inch barrel, highlighting the impact of barrel length on projectile speed.

Chapters

  1. 00:00Reloading Components Overview
  2. 00:02Powder Charge Measurement
  3. 00:13Assembled Ammunition Display
  4. 00:203.8 Inch Barrel Velocity Test
  5. 00:255 Inch Barrel Velocity Test
  6. 00:31Fired Casings Inspection

Frequently Asked Questions

What is the maximum charge for 10mm with Hodgdon Longshot and 165gr V-Crown bullets?

While this video tests a specific load, it demonstrates a 9.2-grain charge of Hodgdon Longshot powder with a 165-grain Sig Sauer V-Crown JHP bullet in 10mm. Always consult the powder manufacturer's reloading data for maximum charge weights and safe load parameters for your specific firearm and components.

How does barrel length affect 10mm velocity?

This video shows a significant difference in velocity based on barrel length. A 10mm load achieved 1243 fps from a 3.8-inch barrel and increased to 1329 fps from a 5-inch barrel, demonstrating the impact of barrel length on projectile speed.

What components were used for the 10mm reloading test?

The test utilized 10mm brass casings, Hodgdon Longshot powder measured at 9.2 grains, and Sig Sauer 165-grain V-Crown Jacketed Hollow Point bullets. A Caldwell Ballistic Precision Chronograph was used for velocity measurements.

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