Type 100 50-kg. Smoke BombType 90 Small Model Parachute Flare
Japanese Explosive Ordnance – Bombs, Bomb Fuzes, Land Mines, Grenades, Firing Devices
and Sabotage Devices
Chapter 1 – Section 1
Japanese Army Bombs
Type 92 50-kg. Gas Bomb

Fuzes: A-2 (a), A-2 (b), A-2 (c).

Over-all length: 45 inches.

Length of body: 26 1/2 inches.

Diameter of body: 7 1/2 inches.

Thickness of wall: 3/16 inches.

Material of wall: Steel.

Type of suspension: Horizontal.

Suspension lug: A normal Army suspension lug attached to a carrying band.

Color and markings: Bomb is grey over all with a red-tipped nose and a blue band aft of the red band. There is a yellow band and white band forward of the suspension lug and a yellow band aft of the suspension lug.

Length of tail: 18 1/2 inches.

Width of tail: 9 3/16 inches.

Width of tail fins: 4 7/8 inches.

Dimension of tail struts: Length, 6 3/4 inches; diameter, 5/16 inch.

Material of tail: Sheet steel.

Type of filling: 50/50 Lewisite-mustard gas mixture.

Weight of filling: 50 pounds.

Total weight of bomb: 110 pounds.

Charge/weight ratio: 46 percent.

Construction of body: A steel nosepiece is held by three screws to the bomb body. The nose contains a picric acid burster charge. A tail cone is welded to the after end of the body; the body and tail cavity is filled with liquid gas. A central burster charge container is threaded into the forward end of the body. It houses a firing pin, detonator, booster and a picric acid burster charge.

Construction of tail: Four steel fins are welded to the tail cone and are braced by two sets of tubular struts.

Figure 17 - Type 92 50-kg. Gas Bomb.

Type 100 50-kg. Smoke BombType 90 Small Model Parachute Flare