Figure 2-9. M55. 115MM Gas Rocket, Cutaway View.

TM 9-1300-275/3

Figure 2-9. M55. 115MM Gas Rocket, Cutaway View.

e. A wrecking bar for separating dunnage.

explosive components, do not subject it to rough

handling, static electricity, or high temperatures.

2-3 CHEMICAL PROJECTILES.

2-2.5 Safing Procedures.

2-3.1 Identification of Projectiles.

2-3.1.1 Dimensions and Markings. The shape

WARNING

of chemical projectiles (classed as D.O.T. Class

The fuze will not arm because of trans-

A explosive/poison) (figs. 2-12 and 2-13) re-

portation accidents short of accidental

sembles those of comparable high-explosive pro-

firing of the rocket. If the rocket is

jectiles. Chemical projectiles are also similar in

separated from the shipping container,

construction to high-explosive ones of the same

check the electrical leads to assure that

caliber, except that the chemical rounds have a

they are shorted.

fuze adapter and no base plate. Chemical rounds

can be identified readily by nomenclature and

2-2.5.1 Palletized Rocket. A leak at the end cap

color coding. If the nose plug or fuze is missing,

requires removal of a leaking shipping-and-firing

a chemical projectile can also be identified by its

container from its pallet. The leak could be

burster well which is much longer than that used

sealed by strapping a sheet of butyl rubber over

in high-explosive shells. Dimensions, agent type,

both ends of the container, or by other patching

and quantities are listed in table 1.

methods.

2-2.5.2 Exposed Rocket. Assure that igniter

2-3.1.2 Shipping Configuration. The 155 mm

cables remain shorted together at all times. If

round (fig. 2-13) is palletized standing on its

the rocket motor seems to be damaged, unscrew it

base, with either 8 or 12 rounds to the pallet.

from the warhead. Patch all leaks and repackage

The 8-inch (fig. 2-13) is also palletized on its

for shipment.

base, but with either 3 or 6 rounds to the pallet.

Normally, the explosive components of the 155

mm and &inch rounds are shipped separately.

2-2.6

Suggested Equipment.

The 105 howitzer cartridge (fig. 2-14) is packed,

STR or alternate decontaminant.

as a complete semi-fixed round, into a fiber or

The toxic agent patching kit.

plastic tube. Two tubes are inserted into each

Metal shears for cutting steel straps.

box. The boxes are then palletized with about

Two strap wrenches for separating the war-

18 boxes to the pallet. The 4.2 mortar rounds

head

section from the rocket motor.