Japanese Explosive Ordnance – Bombs, Bomb Fuzes, Land Mines,
Grenades, Firing Devices and Sabotage Devices |
Chapter 1 – Section 1 |
Japanese Army Bombs |
Type 92 15-kg. High-Explosive Bomb |
Fuzes: A-2 (b), A-2 (d) |
Over-all length: 25 1/2 inches. |
Length of body: 14 1/2 inches. |
Diameter of body: 3 7/8 inches. |
Thickness of wall: 1/2 inch. |
Material of wall: Steel rings (26) |
Type of Suspension: Vertical and horizontal. |
Suspension lug: Normal Army suspension lug. Rectangular hinged steel lug on a plate riveted to body with four rivets. A similar steel hinged lug is fastened to end of tail fins. |
Color and markings: Black over all with a red band around the nose and a white band and yellow band forward of the suspension lug. (White band may be missing.) |
Length of tail: 11 inches. |
Width of tail: 5 1/2 inches. |
Width of tail fins: 2 3/4 inches. |
Dimensions of tail strut: Length, 3 3/4 inches; width, 5/16 inch; thickness, 1/16 inch. |
Material of tail: 1/16-inch sheet steel. |
Type of filling: 3 precast blocks of picric acid. An alternative filling is cast TNT. |
Weight of filling: 9 pounds 9 ounces. |
Total weight of bomb: 33 pounds. |
Charge/weight ratio: 30 percent. |
Construction of body: A cast-steel nose is threaded onto a tubular steel body. Twenty-six steel rings 3/8 inch wide and 3/8 inch thick are fitted around the body. One ring to which the suspension lug is attached is 1 3/8 inch wide and 3/8 inch thick. A tail cone is screwed onto the after end of the tubular body. |
Construction of tail: Four angular fins are welded to the tail cone and braced by a sing-le set of box-type struts. A suspension lug is secured to the after end of the fins. |
Figure 2 - Type 92 15-kg. High-Explosive Bomb. |
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