Section II. DESCRIPTION, FUNCTIONING AND DATA

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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