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12 Pdr 12 Cwt Cartridges Mk II Mk III Diagram - A diagram of the structure of a wooden structure

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12 Pdr 12 Cwt Cartridges Mk II Mk III Diagram - A diagram of the structure of a wooden structure

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Summary

Diagram of British QF 12 pounder 12 cwt Cartridges, Mk II and Mk III, 1914. This shows the original separate-loading QF cartridge. Later cartridges were fixed QF.
For use in the following guns :-

QF 12 pounder 12 cwt naval gun
QF 12 pounder 12 cwt AA gun
Mark II : 2 lb Cordite M.D. size 11. The "Mk V Adapter" allows a V.S. (Vent Sealing) percussion or electric tube to be used for firing, replacing the original electric primer. It is used with cordite cylinder igniters. The "Mk II igniter" consists of 10 drams (10/16 oz) R.F.G. 2 powder in a cylindricsl shalloon bag, stitched to the inside of a cordite cylinder 4 inches long x 1 inch diameter.
Mark III : 2 lb Cordite M.D. size 11. The "Mk VI Adapter" allows V.S. (Vent Sealing) percussion or electric tube to be used for firing, replacing the original electric primer. It is used with metal igniters. The "Mk I igniter" consists of a flanged metal thimble and a hexagonal sheet brass container, sides pierced with flash holes, lined witrh paper, contains 1/2 oz (8 drams) R.F.G. 2 powder (a form of gunpowder).

date_range

Date

1910
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Source

UK Government artistic works
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Copyright info

public domain

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