Type 92 5.7-cm (57-mm) Armor-Piercing ProjectileType 92 7-cm (70-mm) High-Explosive Projectile
Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition
Chapter 4 – Section 1
ARMY PROJECTILES
57-mm Ho-401 High-Explosive Projectile
Weight of complete round: 2.15 kg. (4.75 pounds).
Weight of projectile, filled (fuzed): 2.58 kg. (3.25 pounds).
Weight of filling: No data.
Filling: No data.
Diameter at bourrelet: 57 mm (2 1/4 inches).
Length of projectile (without fuze): 163 mm (6 17/64 inches).
Length of propellant case: 121 mm (4 3/4 inches).
Length of assembled round: 270 mm (10 5/8 inches).
Width of rotating band: 11 mm.
Weapons in which used: Ho-401 aircraft cannon.
Fuzing: No data.
Propellant: No data.

Figure 235 – 57-mm Ho-401 High-Explosive Projectile.

Type 92 5.7-cm (57-mm) Armor-Piercing ProjectileType 92 7-cm (70-mm) High-Explosive Projectile