(Ordinary Type 0) 20-cm (202-mm) (8-Inch) High-Explosive36-cm (365-mm) (14-Inch) Armor-Piercing
Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition
Chapter 5 - Section 1
NAVY PROJECTILES
20-cm/Short (202-mm) (8-Inch) Cartridge Case (Semifixed)
Case:
Length: 15.25 inches.
Diameter of base: 9.58 inches.
Material: Brass.
Weight (empty): 18.6 pounds.
Propellant:
10 C3 (type 89 propellant): 4.4 pounds (2.0 kg.).

Unperforated cylindrical sticks approximately 1 mm. 1/32-inch by 3 1/2 inches, 9 inches amber-colored double-base powder. The propellant sticks are enclosed in two compart-mented bags of heavy brownish silk. The inner bag contains 0.960 kg. (2.1 pounds) of propellant. The outer bag contains 1.040 kg. (2.3 pounds) of propellant.

Primer: Mk 1 case percussion primer, Mod 4.
Weapon in which used: 20-cm. type 38 coast defense gun.

Figure 420 – 20-cm Cartridge Case (Semifixed).

(Ordinary Type 0) 20-cm (202-mm) (8-Inch) High-Explosive36-cm (365-mm) (14-Inch) Armor-Piercing