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| Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition |
| Chapter 4 – Section 1 |
| ARMY PROJECTILES |
| 20-mm Armor-Piercing Tracer Projectile |
Type 97 A/TK |
Ho-1 and Ho-3 |
Type 98 A.A. A/TK |
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Over-all length |
7 5/8 inches. |
7 5/8 inches. |
8 1/4 inches. |
Length of case |
4 7/8 inches. |
4 7/8 inches. |
5 1/2 inches. |
Length of projectile |
3 5/32 inches. |
3 5/32 inches. |
3 5/32 inches. |
Weight of projectile |
5.5 ounces. |
5.5 ounces. |
5.5 ounces. |
| Filling: Tracer composition. |
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Color and markings: Hard round (type 100): black body, green and white bands before rotating band medium round (type 97) has: |
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| (type 100) |
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stenciled on the body, black body, green band before rotating band soft round (type 97 substitute): black over-all. |
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Weapons in which used: Type 97 antitank gun, Ho-1 (flexible) and Ho-3 (fixed) aircraft cannon, type 98 antiaircraft/antitank gun. |
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Remarks: This projectile is a solid steel shot with a tracer cavity drilled into the base. This projectile, with different colored tracers and markings, is used in three guns. There are three types of rounds differings in grades of hardness of steel. |
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Figure 216 – 20-mm Armor-Piercing Tracer Projectile. |
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