81-mm Parachute-Flare MortarType 94 90-mm Semisteel H.E. Mortar
Japanese Explosive Ordnance – Army Ammunition – Navy Ammunition
Chapter 4 – Section 3
ARMY MORTARS
Type 94 - 90-mm High-Explosive Mortar
Weight complete round: 11.8 pounds.
Weight main charge: 2.35 pounds.
Explosive components:

Main charge: TNT.

Booster: Picric (presumed).

Over-all length (without fuze): 15.83 inches.
Length fins assembly: 4.02 inches.
Maximum diameter at bourrelet: 3.54 inches (90 mm).
Maximum diameter tail fins: 3.54 inches.
Color: Black over all with a red tip and yellow band before the bourrelet.
Fuzing: Type 90 instantaneous short-delay mortar fuze.
Weapons in which used:

Type 94: 90-mm mortar.

Type 97: 90-mm mortar.

Description: This shell is similar in construction to the type 87 81-mm mortar shell.

Figure 308 – Type 94 90-mm High-Explosive Mortar.

81-mm Parachute-Flare MortarType 94 90-mm Semisteel H.E. Mortar