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| Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition |
| Chapter 4 – Section 3 |
| ARMY MORTARS |
| Type 11-Yr. - 70-mm High-Explosive Mortar |
| Weight complete round: 4.28 pounds. |
| Weight main charge: 15.2 ounces. |
| Weight booster: 1.6 ounces. |
| Explosive components: |
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Main charge: TNT. |
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Booster: Picric. |
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Propellant: Nitrocellulose dipenylamine flaked powder. |
| Over-all length (without fuze): 7.12 inches. |
| Maximum diameter: 2.75 inches (69.8 mm). |
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Color: Black over-all with a red band around the nose. A yellow band is painted below the bourrelet and a white band forward of the rotating band. |
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Fuzing: Type 93 instantaneous short delay mortar fuze. |
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Weapon in which used: Type 11-year 70-mm rifled mortar. |
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Description: This projectile is similar to construction and operation to the type 89 50-mm H.E. mortar shell. |
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Figure 301 – Type 11-Year 70-mm High-Explosive Mortar. |
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