Chicago Piano 1.1"/75Cal High Explosive Tracer Self Destruct Round For Naval AntiAir #navy #military

Published on February 28, 2024
Duration: 0:35

This video details a 1.1 inch High Explosive Tracer (HET) round for the 'Chicago Piano' naval anti-aircraft gun. It showcases the round's construction, including its brass casing, headstamp markings from B.E. CO. dated 1942, and the disassembly of the fuse assembly. The yellow and red paint signifies its HET classification.

Quick Summary

The 1.1 inch naval anti-aircraft round, used in the 'Chicago Piano' gun system, is a High Explosive Tracer (HET) round. Indicated by yellow and red paint, it features a brass casing, with this example marked B.E. CO. 1.1 IN. MARK 1 MOD 1 from 1942.

Chapters

  1. 00:00Visual Overview of 1.1" Naval Round
  2. 00:07Headstamp and Markings Inspection
  3. 00:20Projectile Disassembly and HET Identification

Frequently Asked Questions

What is the 'Chicago Piano' gun system?

The 'Chicago Piano' was a nickname for a quad-mount naval anti-aircraft gun system that fired 1.1 inch rounds. It was a significant piece of defensive armament for ships during its service period.

What do the yellow and red markings on the 1.1 inch round signify?

The yellow and red paint markings on the projectile indicate that it is a High Explosive Tracer (HET) round. This means it contains both an explosive filler and a tracer element for visual tracking.

Who manufactured the 1.1 inch Mark 1 Mod 1 round shown?

The headstamp and casing markings on the 1.1 inch Mark 1 Mod 1 round indicate it was manufactured by B.E. CO. and dated 1942.

Can the fuse assembly of this naval round be removed?

Yes, the video demonstrates that the fuse assembly of this 1.1 inch naval round can be unscrewed from the tip of the projectile, revealing its threaded connection.

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