US Cartridge, 60mm Illumination, M721
This cartridge is an illumination round for the 60mm M224 mortar and is used for laminating a desired point or area.
The cartridge has a mechanical time superquick fuze with an expulsion charge, a candle/ parachute assembly a four increment propelling charge, and an ignition cartridge. The round provides 400,000 average candlepower illumination for about 40 seconds.
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