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| Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition |
| Chapter 4 – Section 1 |
| ARMY PROJECTILES |
| Ho-5 - 20-mm Ammunition |
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The latest Army 20-mm gun developed is the Ho-5 aircraft gun which is excellent design and represent a considerable improvement over previous Army 20-mm aircraft machine guns. |
| Case: |
| Length: 3 11/16 inches. |
| Diameter of base: 31/32 inches. |
| Material: Brass. |
| Weight (empty): 113.5 grams. |
| The case is of the rimless type and has a slight taper toward the neck. |
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Propellant: The propellant is 21.4 grams of graphited smokeless powder in fine cylindrical grains. |
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Figure 217 – Ho-5 20-mm Ammunition. |
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