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File:QF1pounderCartridgeDiagram.jpg

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Description

Diagram of Mk II explosive and Mk I tracer rounds for British QF 1 pounder "pom-pom" gun.
Total round length approximately 168mm, cartridge case lengh 94mm, shell + fuze length 94mm.
Shell is made of cast iron. Weight is 1 lb. Calibre = 37 mm.
Propellant charge 1 oz 3 ¼ drams Cordite Mk I, size 3 ¾.
Mk III explosive and Mk II tracer rounds were similar, except that propellant was specified as 520 grains Cordite Mk I size 2 ¼ for Mk III explosive round, and 520 grains Cordite M.D. size 4 ¼ for Mk II tracer. 520 grains = 1 oz 3 drams.
The shell had both a normal driving band near the base, and an additional narrow centering band closer to the nose.
Bursting charge 270 grains F.G. powder.


Igniter 5 grains R.F.G.2 Mk I.
Date details correct as at 1 August 1914
Source

Plate LXXX and Page 420 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
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current07:03, 20 April 2008Thumbnail for version as of 07:03, 20 April 2008553 × 1,000 (153 KB)Rcbutcher{{Information |Description=Diagram of explosive and tracer rounds for British QF 1 pounder "pom-pom" gun. |Source=Plate LXXX in "Treatise on Ammunition" 10th Edition, 1915. <br>Facsimile reprint by Imperial War Museum and Naval & Military Press, 2003 |Dat

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