File:QF1pounderCartridgeDiagram.jpg
Summary
Diagram of Mk II explosive and Mk I tracer rounds for British <a href="https://en.wikipedia.org/wiki/QF_1_pounder_pom-pom" class="extiw" title="en:QF 1 pounder pom-pom">QF 1 pounder "pom-pom" gun</a>.
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.
Licensing
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:44, 9 January 2017 | | 553 × 1,000 (153 KB) | 127.0.0.1 (talk) | <p>Diagram of Mk II explosive and Mk I tracer rounds for British <a href="https://en.wikipedia.org/wiki/QF_1_pounder_pom-pom" class="extiw" title="en:QF 1 pounder pom-pom">QF 1 pounder "pom-pom" gun</a>. <br>Total round length approximately 168mm, cartridge case lengh 94mm, shell + fuze length 94mm. <br>Shell is made of cast iron. Weight is 1 lb. Calibre = 37 mm. <br>Propellant charge 1 oz 3 ¼ drams Cordite Mk I, size 3 ¾. <br>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. <br>The shell had both a normal driving band near the base, and an additional narrow centering band closer to the nose. <br>Bursting charge 270 grains F.G. powder. <br>Igniter 5 grains R.F.G.2 Mk I. </p> |
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