TYPE 10, 91, 97 & 99 HAND GRENADE

TYPE 10, 91, 97 & 99 HAND GRENADE
Image: Japanese Grenadeir (Unknown Source).
Year1921 (Type 10)
1931 (Type 91)
1937 (Type 97)
1939 (Type 99)
Weapon TypeHand Grenades
Origin & Designer[@designer]
Numbers Produced[@numbers_produced]
Cartridge Weight[@cartridge_weight]
Round Weight[@round_weight]
Barrel Length[@barrel_length]
Overall Length[@length]
Grenade TypesFragmentation:
50g Explosive (Type 10)
65g Explosive (Type 91)
65g Explosive (Type 97)
58g Explosive (Type 99)
Combat Weight530g (Type 10)
530g (Type 91)
450g (Type 97)
300g (Type 99)
OperationDetonation: 7 to 8 Seconds (Type 10)
Detonation: 7 to 8 Seconds (Type 91)
Detonation: 4 to 5 Seconds (Type 97)
Detonation: 4 to 5 Seconds (Type 99)
Cooling System[@cooling]
Practical Rate of Fire[@practical_rate_of_fire]
Maximum Rate of Fire[@maximum_rate_of_fire]
Blank Cartridge[@blank_cartridge]
Muzzle Velocity[@muzzle_velocity]
Fuel Capacity[@fuel_capacity]
Minimum Range[@minimum_range]
Effective Range[@effective_range]
Maximum Range[@maximum_range]
Armour Penetration[@armour_penetration]
NotesThese four grenades were the most common that were issued to Japanese troops as standard hand grenades, but most could be fired by launchers and dischargers to give them more range.
The Type 10 Grenade could be fired by the Type 10 grenade discharger.
The Type 91 could be fired by the Type 100 rifle grenade Launcher and the Type 89 grenade discharger.
The Type 97 was a standard hand grenade that was primed by hitting the bottom cap against a hard surface such as a helmet to release the spring.
The Type 99 could be fired by the Type 100 rifle grenade launcher.