Type 0 Model 1, Type 0 Model 2, and Cardboard Type Sea MarkersType 2 2-kg. Target Indicator
Japanese Explosive Ordnance – Bombs, Bomb Fuzes, Land Mines, Grenades, Firing Devices
and Sabotage Devices
Chapter 1 – Section 2
Japanese Navy Bombs
Type 3 No. 6 Target Marker Bomb

Fuzes: A-1 or A-3 series.

Over-all length: 42 1/4 inches.

Length of body: 21 inches.

Diameter of body: 9 1/2 inches.

Thickness of wall: 1/8 inch.

Material of wall: Steel.

Type of suspension: Horizontal.

Suspension lug: Normal suspension lug.

Color and markings: The bomb is grey over all with a red band on the nose and red tail struts. Four longitudinal grooves are painted red.

Length of tail: 21 1/4 inches.

Width of tail: 13 1/4 inches.

Width of tail fins: 6 inches.

Dimensions of tail struts: Length, 9 1/4 inches; width, 1 1/2 inches; thickness, 1/16 inch.

Material of tail: Steel.

Type of filling: The filling consists of 152 phosphorus-filled steel pellets contained in three cylindrical steel canisters. Each canister is filled with pellets and the space not oc-cupied by the pellets is filled with white phosphorus. The canisters are covered with a heavy wax coating. There is a charge of type 98 explosive in the nosepiece of the bomb.

Weight of canisters:

68 pellets: 56.0 pounds.

56 pellets: 37.5 pounds.

28 pellets: 13.0 pounds.

Dimensions of canisters: Length Diameter
68 pellets 7 inches. 8 1/4 inches.
56 pellets 5 3/4 inches. 8 1/4 inches.
28 pellets 3 inches. 8 1/4 inches.
Dimensions of pellets: 2 1/2 inches. 1 1/2 inches.
Weight of filling: 107 pounds.
Total weight of bomb: 155 pounds.
Charge/weight ratio: 69 percent.

Construction of body: A cast-steel nosepiece is attached to a longitudinally welded steel body by a continuous weld. The nosepiece contains a gaine well surrounded by an explosive charge which in turn is surrounded by a wooden filler plug. The body has 4 ex-ternal longitudinal grooves 90° removed from each other. The tail cone is welded to a collar which fits into the body and is held there by a single row of 16 screws.

Construction of tail: The tail cone is constructed of 1/8-inch steel and is welded longi-tudinally. Four steel fins are welded to the cone and are braced by a single set of box-type struts.

Figure 85 - Type 3 No. 6 Target Marker Bomb.

Type 0 Model 1, Type 0 Model 2, and Cardboard Type Sea MarkersType 2 2-kg. Target Indicator