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Figure 1-2. Single kit operation setup
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TM-9-1375-213-12-1 Demolition Materials Demolition Kit Cratering: M180 NSN 1375-00-148-7159 and Training: M270 (Inert) NSN
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Rocket Motor
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Section II.
DESCRIPTION, FUNCTIONING AND DATA
1-3. Description
d. Charge, Demolition: Shaped, 15-Pound
(6.75 Kilograms), M2A4. The shaped charge
a. Tactical Demolition Kit. The Demolition
(fig. 1-3) for the M180 Demolition Kit
Kit, M180 (Fig. 1-3) consists of a Shaped
contains approximately 11 pounds (4.95
Charge M2A4, an Electrical Firing Device
kilograms) of Comp B, with a booster of
M57 (which has been fitted with a protective
approximately 1.8 ounces (50 grams) of
metal cover) a warhead, a rocket motor, a
Comp A-3, in a moisture-resistant resistant
tripod assembly, and a demolition circuit.
molded fiber container. A cone of glass is
The shaped charge, firing device and
used as a cavity liner, and a threaded cap
warhead are permanently attached to the
well is located at the top of the charge.
launch leg of the tripod; the rocket motor and
the demolition circuit (packaged in a wooden
subpack) are shipped unattached and are
NOTE
connected to other components at time of
use.
The cylindrical fiber base (standoff
sleeve), normally used with the shaped
b. Training Demolition Kit. Demolition
charge to provide standoff distance, is
cratering training kit M270 consists of an
not included with Demolition Kit M180
inert shaped charge (M2A3), warhead, rocket
since the charge is attached to the
motor and firing device M57 (which has been
launch leg at the desired standoff
fitted with a protective aluminum cover). The
distance.
new version of the M270 differs from the old
in that the inert shaped charge, rocket and
warhead are made of plastic instead of
e. Firing Device Electrical, M57. The firing
metal. Instead of being available under an
device (fig. 1-3) is a pulse generator which,
NSN as was the old item, the new item is
by a single actuation of the handle, produces
available (as a hand receipt training item)
an electrical pulse. At one end of the device
through TRADOC PAM 71-9 under the
is an electrical connector with attached dust
designation of TRADOC Training Device
cover.
DVC-T 5-42. Otherwise, it is assembled just
like the old version and the live M 180 item.
NOTE
c. Color and Marking. The M270 demolition
For use with Demolition Kits M180 and
kit is identical in appearance to M 180
M270, the thing device has been
demolition kit except for color and markings.
modified to prevent accidental
The major components of the tactical kits
actuation. The modification consists
are olive drab with yellow markings. The
of an aluminum cover fitted over the
major components of the training kits are
handle to deny access. Do not remove
blue with white marking.
this cover.
NOTE
f. Warhead. The warhead (fig. 1-4) for the
M180 Demolition Kit has a fiberglass body
Setup procedures are identical for the
M270 and M 180 Demolition Kits. The
with a steel nose and an aluminum rear
flange. Its main charge is approximately 40
training M270 Demolition Kit is totally
inert, however, for training
pounds (18 kilograms) of H6 high explosive.
A peripheral clamp at the rear flange of the
purposes, WARNING precautions
warhead holds a protective disk in place for
required for the tactical M180
Demolition Kit must be observed.
shipment. The clamp is also used to secure
1-4
Change 3

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