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File:BL9.2inchCommonPointed MkIVShell.jpg

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Description

Diagram of British Mk IV Common Pointed cast steel shell for BL 9.2 inch naval gun. Image depicts shell stamped 1906.
Has narrow wider sections at each end called bands, which come into contact with gun barrel.
Length 35.1 inches, diameter 9.165 inches at bands.
The shell is painted black, with a white band around the head denoting steel projectile, red band denoting filled.
Filled with approximately 32 lb "P" mixture (gunpowder) contained within a dowlas burster bag together with 6 7-dram primers of fine-grain powder. The purpose of enclosing the explosive in a bag is to prevent spontaneous explosion due to the shock from discharge and friction against the shell wall.
Has threaded socket for lifting eye-bolt at centre of gravity.
Weight empty approximately 347 1/2 lb, filled & fuzed 380 lb.


Uses No. 11 large base percussion fuze.
Date data correct as at 1 August 1914
Source

Plate XVIII, pages 162, 166 in "Treatise on Ammunition" 10th Edition 1915.


Facsimile reprint by Imperial War Museum and Naval & Military Press, 2003.
Author War Office, UK
Permission
(Reusing this file)

Crown Copyright expired (50 years)

Public domain
This work created by the United Kingdom Government is in the public domain.

This is because it is one of the following:

  1. It is a photograph taken prior to 1 June 1957; or
  2. It was published prior to 1974; or
  3. It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1974.

HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply)
More information.

See also Copyright and Crown copyright artistic works.

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current15:51, 20 June 2008Thumbnail for version as of 15:51, 20 June 2008606 × 1,000 (124 KB)Rcbutcher{{Information |Description=Diagram of British Mk IV Common Pointed cast steel shell for BL 9.2 inch naval gun. Image depects shell stamped 1906. |Source=Plate XVIII, pages 162, 166 in "Treatise on Ammunition" 10th Edition 1915. <br>Facsimile reprint by Im
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