Unboxing WW2 Anti-Aircraft Gun SPIDER SIGHT for 20mm Oerlikon KAMIKAZE KILLER made by General Motors

Published on August 20, 2024
Duration: 0:59

This video provides an expert-level unboxing and demonstration of the WW2-era Mk. 5 Mod. 1 Spider Sight for the 20mm Oerlikon Anti-Aircraft Gun. The presenter, a specialist collector, details the sight's components, references its technical manual (Ordnance Pamphlet No. 911), and shows its mounting on a 20mm gun. The guide emphasizes the sight's function in lead compensation for engaging moving targets.

Quick Summary

The WW2 Mk. 5 Mod. 1 Spider Sight, made by General Motors for the 20mm Oerlikon Anti-Aircraft Gun, features a 'spider' reticle and range scales for lead compensation. It was used by the U.S. Navy and is detailed in Ordnance Pamphlet No. 911.

Chapters

  1. 00:00Unboxing Ordnance Pamphlet No. 911
  2. 00:11Unwrapping the Spider Sight
  3. 00:21Close-up Inspection of Sight Components
  4. 00:31Referencing Technical Diagrams (Mark 5 Sight)
  5. 00:46Mounting Demonstration on 20mm Oerlikon

Frequently Asked Questions

What is the purpose of the Mk. 5 Mod. 1 Spider Sight?

The Mk. 5 Mod. 1 Spider Sight is designed for the 20mm Oerlikon Anti-Aircraft Gun. Its 'spider' reticle and range scales assist the gunner in lead compensation, allowing them to aim ahead of moving aerial targets for accurate engagement.

Who manufactured the Mk. 5 Mod. 1 Spider Sight?

The Mk. 5 Mod. 1 Spider Sight was manufactured by General Motors Corporation in Pontiac, Michigan. This is confirmed by the identification plate on the unit and referenced in historical documents.

What is Ordnance Pamphlet No. 911?

Ordnance Pamphlet No. 911 is the official technical manual for the 20mm A.A. Gun, dating back to March 1943. It provides detailed information on the gun's mechanisms, barrels, sights, and magazines.

How was the Mk. 5 Mod. 1 Sight used on the 20mm Oerlikon?

The Mk. 5 Mod. 1 Sight was mounted on the rear of the 20mm Oerlikon gun. The gunner would use the sight's reticle and range scales to track and lead moving targets, compensating for projectile flight time.

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