| Assembled round: |
| Weight of complete round: 72.53 pounds. |
| Length of complete round (with type 91 fuze): 41.75 inches
(approximately). |
| Projectile: |
| Weight of filled projectile (without fuze): 41.84 pounds. |
| Weight of empty projectile: 38.41 pounds. |
|
Weight stamped on rotating band (sample): 17.46 kg. (varies with
individual projectiles). |
| Dimensions: |
| Length of projectile (without fuze): 13.95 inches. |
| Diameter at bourrelet: 4.6 inches (119 mm). |
| Distance from base to rotating band: 1.56 inches. |
| Width of rotating band: 1.9 inches. |
| Radius of ogive: 4 cal. |
| Filling: Cast picric acid (shimose): 3.43 pounds. |
|
The charge consists of a single block of explosive cast and sealed in a
waxed-paper con-tainer, encased in a heavy cotton-flannel bag and sealed
in the projectile with paraffin.
|
| Fuzing: |
| Type 91 mechanical time fuze. |
| Type 88 point detonationg fuzes. |
| Weapon in which used: Type 10th year 12-cm/45 dual-purpose gun. |
|
Figure 393 – 12-cm (Ordinary Mod 2) High-Explosive. |