Figure 3. Smoke curtain.
M4A2 can be used on water. These smoke munitions are
ignited by the manual matchhead or the electrical squib.
described below.
Both ignition devices are included on this smoke pot.
Smoke Pot, HC, 33-Pound, ABC-M5
Smoke Pot, Floating, HC, M4A2
The M5 smoke pot (Figure 4) is a burning type
The M4A2 smoke pot (Figure 5) is a burning-type
smoke pot. It is a cylindrical sheet-metal container, 8 1/2
smoke pot. It is a metal container, 12 inches in diameter
inches in diameter by 9 1/2 inches high. This smoke pot
by 13 inches high. The lower third of the pot contains
is filled with approximately 30 pounds of type "C" HC
approximately 27 1/2 pounds of HC smoke mixture. A
smoke mixture and 1 pound of a fast-burning smoke
waterproof outer cover secured to the pot by a quick-
mixture. The bottom of the container is tapered to a
release clamp keeps moisture out and protects the fuze. A
diameter of 8 1/4 inches to permit stable stacking. The
steel carrying handle is attached to the outer cover. A
pot is covered by a nonremovable outer cover with a
dish-shaped inner cover covers the filling and provides a
circular tear strip connected internally by two lead wires
mounting for the fuze adapter. Three vent holes in the
to two electric squibs. A carrying handle is mounted on
inner cover are sealed with adhesive tape. A steel handle
the outer cover. An inner cover with a circular hole in its
is attached to the inner cover for carrying the smoke pot
center covers the filling. A plastic cup containing a
after the outer cover has been removed. The starter
starting mixture is embedded in the top of the filling hole
mixture is in a plastic cup embedded in the smoke
in the inner cover. A matchhead that is centered above
mixture. The filling is separated from the air chamber
the starter mixture is accessible when the tear strip is
above by a plastic closure disk held in place by a metal
removed. A scratcher block in a paper envelope is packed
retainer. The smoke pot fuze tube extends downward
between the inner and outer covers. This smoke pot is
from the lower end of the fuze adapter to the starter
mixture. This smoke pot is ignited by the
Figure 4. ABC-M5 smoke pot.
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