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M819 81mm Smoke Cartridge

The M819 Smoke Cartridge is designed for use with the M252 81mm Mortar System for producing an obscuring smoke screen. The projectile is loaded with red phosphorus pellets which are ignited and ejected from the projectile body. The M819 is equipped with the M772 Mechanical Time Fuze which functions at a user-specified time after launch.

The M819 consists of the following major components:

• Projectile Body Assembly
• M218 Propelling Charge
• M752A1 Ignition Cartridge
• M28 Fin Assembly
• M772 Mechanical Time Super Quick Fuze

Propelling Charge Zone	Muzzle Velocity	Minimum Range	Maximum Range
1	137 m/s	300 m	1500 m
2	190 m/s	450 m	2800 m
3	235 m/s	650 m	3900 m
4	274 m/s	800 m	4900 m

Maximum Rate of Fire.........30 rounds/min (2 minutes)
Sustained Rate of Fire..........15 rounds/min
Height of Burst..........175 m
Cartridge Weight..........4.7 kg (10.35 lb)
M819 Type Classified Standard..........December 1986

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