WW2 3"/50cal Illumination Round 🎇

Published on November 1, 2024
Duration: 0:52

This video demonstrates the disassembly of a WW2 3"/50cal illumination round. It highlights the size comparison with small arms cartridges, details on the casing, and the process of removing the projectile. The demonstration is silent and educational, showcasing expert handling of ordnance.

Quick Summary

The WW2 3"/50cal illumination round, a star shell developed by US Navy Ordnance, features a blue projectile with a white star. It utilizes flashless propellant and a percussion primer, with markings like 'FLASHLESS' and 'PERCUSSION PRIMER' on its casing. Disassembly involves removing the projectile and unscrewing its nose fuse.

Chapters

  1. 00:00Size Comparison
  2. 00:10Casing Details
  3. 00:17Projectile Disassembly

Frequently Asked Questions

What is a WW2 3"/50cal illumination round?

A WW2 3"/50cal illumination round, also known as a star shell, was designed by US Navy Ordnance to provide battlefield illumination at night. It features a blue projectile with a white star marking and uses flashless propellant with a percussion primer.

How is a 3"/50cal illumination round disassembled?

Disassembly involves carefully removing the blue illumination projectile from the brass casing. The projectile has a copper driving band and a nose fuse that can be unscrewed to reveal its hollow interior. Markings on the casing indicate 'FLASHLESS' propellant and 'PERCUSSION PRIMER'.

What are the key markings on a 3"/50cal illumination round casing?

Key markings on the casing of a 3"/50cal illumination round include 'FLASHLESS' to denote the propellant type and 'PERCUSSION PRIMER' indicating the ignition mechanism. The projectile itself is marked 'MK 6 MOD 1 3 IN 50 CAL'.

What is the significance of 'flashless' propellant in naval ordnance?

Flashless propellant in naval ordnance, like the 3"/50cal illumination round, minimizes muzzle flash. This is crucial for maintaining the element of surprise at night and preventing temporary blindness for the gun crew, enhancing operational effectiveness.

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