Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition |
Chapter 4 – Section 3 |
ARMY MORTARS |
Type 97 - 150-mm High-Explosive Mortar |
Weight complete round: 43.5 pounds. |
Weight main charge: 8.98 pounds. |
Explosive components: |
Main charge: TNT. |
Booster: RDX and wax. |
Propellant: |
Nitrocellulose and graphite: 58.0 percent. |
Nitroglycerine: 7.1 percent. |
Dinitrotoluene: 25.7 percent. |
Diphenylamine: 0.5 percent. |
Potassium nitrate: 8.7 percent. |
Over-all length (without fuze): 23.7 inches. |
Length fin assembly: 6.7 inches. |
Maximum diameter at bourrelet: 5.9 inches (150 mm). |
Maximum diameter tail fins: 5.87 inches. |
Color: Black over all with a red nose tip and a yellow band before the bourrelet. |
Fuzing: Type 100 instantaneous short-delay mortar fuze. |
Weapon in which used: Type 97 150-mm smooth-bore mortar. |
Description: Except for its shorter size, this projectile is similar in construction to the type 96 H.E. long round. |
Figure 313 – Type 97 150-mm High-Explosive Mortar. |
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