Type 97 Land Bomb Gaine "A" and Type 99 Ordinary Bomb Gaine "A"Type 15 Ordinary Bomb Gaine
Japanese Explosive Ordnance – Bombs, Bomb Fuzes, Land Mines, Grenades, Firing Devices
and Sabotage Devices
Chapter 2 – Section 2
Army Gaines
Type 97 - Land Bomb Gaine "B" and
Type 99 - Ordinary Bomb Gain "C"
Japanese designation Type 99 ordinary bomb gaine "C" Type 97 land bomb gaine "B"
Delay 0.2 second 0.1 second
Color Brown tipped Red tipped
Dimensions: Over-all length 4 1/2 inches; diameter 1 3/8 inches.

Explosive train: Primer composition in upper plug. Black powder delay over flask powder relay in middle plug. Lead azide detonator over tetryl in lower plug. Picric acid booster.

Remarks: In the type 97 land bomb gaine the primer plug is of ine piece construction. In the type 99 ordinary bomb gaine it is of two-piece construction.

Figure 141 – Type 97 Land Bomb Gaine "A" and
Type 99 Ordinary Bomb Gaine "C".

Type 97 Land Bomb Gaine "A" and Type 99 Ordinary Bomb Gaine "A"Type 15 Ordinary Bomb Gaine