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Ammonia..

Refrigerants, unclassified:

Carbon dioxide, solid (dry ice).

Dichlorodifluoromethane.

Vapors very much heavier than air. Non poisonous. Non-inflammable. Excessive quantities in an enclosed space may cause suffocation. Odorless,

Decomposes when passed through flames evolving hydrochloric and hydrofluoric acid fumes which are toric.

Pressure about 180 lbs. at 180° F.
Accept in ICC cylinders only.
Dichlorotetrafluoroethane.

Vapors very much heavier than air.
Non-poisonous. Non-inflammable.
Excessive quantities in an enclosed
space may cause suffocation.
Odorless.

Decomposes when passed through flames evolving hydrochloric and hydrofluoric acid fumes which are toric.

Pressure about 12.8 lbs. at 70° F.
Pressure about 57 lbs. at 180° F.
Accept in ICC cylinders only.
Dichloromonofluoromethane

Practically non-inflammable. Vapors very much heavier than air. Toric in concentrations above 2.5% upon exposure for more than 2 hours.

Odorless.

Decomposes when passed through flames evolving hydrochloric and hydrofluoric acid fumes which are toric.

Pressure about 8.5 lbs. at 70° F.
Pressure about 50 lbs. at 130° F.
Accept in ICC cylinders only.
Trichloromonofluoromethane
Non-inflammable.

Vapors very much heavier than air.
Excessive quantities in an enclosed
space may cause suffocation.
Odorless.

Decomposes when passed through flames evolving hydrochloric and hydrofluoric acid fumes which are toric.

Pressure minus 1-3 lbs. gauge at 70° F.

Pressure about 24 lbs. at 180° F.
Accept in ICC 5A Drums only.
Trichlorotrifluoroethane....
Non-inflammable.

Vapors very much heavier than air.
Excessive quantities in an enclosed
space may cause suffocation.
Odorless.

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Water lights..

(Ring buoy flares.) (Life raft flares.)

Starting fluid, inflammable, in metal containers. Not permitted in gelatin capsules.

stars of any color or descrip-
tion.
Approved parachute flare dis-
tress signals with a means
of projecting them, both
contained in a portable
watertight case.
Powder charges used in pro-
pelling lifeline, consisting of
not more than 5 ounces of

powder enclosed in a fabric
bag.

A flare signal light used for sig-
naling for a pilot.
Distress signals furnished as
equipment in ifeboats, life
rafts and in pilothouse or
navigating bridge.

No label required.. Stowage: Within the box containing the line throwing appliance and its equipment, and stowed at the discretion of the master.

No label required. Stowage: Vessel's portable magazine chest.'

No label required. Stowage: in place in the emergency and motor lifeboats. Additional flares may be stowed in a location discretionary with the master.

No label required. Stowage: Vessel's portable maga

No label required.
No label required.

zine chest. Container:

Metal cans having watertight top closing means.

Stowage: Vessel's portable magazine chest. 2

Stowage: In place within the lifeboat or life raft or buoyant apparatus. Additional lights may be stowed in the pilot house or navigating bridge.

Container: The container shall be constructed in accordance with specification requirements of the Commandant of the Coast Guard.

buoys, life rafts, and buoyant apparatus as required by Commandant of the Coast Guard. Spares shall be stowed in vessel's portable magazine chest. Containers: Cylinders built to specifications of, and approved by Commandant of the Coast Guard.

A cylinder constructed in No label required. Stowage: In place attached to ring
accordance with the reg-
ulations of the Com-
mandant of the Coast
Guard, loaded with a com-
position of calcium carbide
and calcium phosphide de-
signed to produce a brilliant
light, without explosion,
when in contact with water.
Used for starting engines..
Flashpoint usually below 0° F.
Must be packaged in metal
containers that will not rup-
ture when exposed to tem-
peratures of 200° F. or below.
Protect from excessive tem-
perature.

No label required.. Stowage: In metal locker selected

and supervised by the chief engineer, with the knowledge and approval of the master.

1 Container: A watertight metal case constructed of copper of not less than No. 22 B. W. G. thickness, seams lock Jointed and soldered. The cover or top may be of cast brass not less than 18" thickness, or of reinforced copper, and shall have a fitted gasket together with threaded means, clamps or dogs to provide a W. T. seal (Bayonet type closing means not permitted). The cover shall be easily removable without recourse to tools. The case shall have a capacity of not less than 6 rockets.

ARMING OF U. S. MERCHANT CARGO VESSELS

NOTE: Order 167, Nov. 17, 1940, 6 F. R. 5881, reads as follows: Armed merchant passengercarrying vessels of the United States shall be exempt from the application of the provisions of subsection (4) of R. S. 4472, as amended; to the extent that such vessels may accept, transport, carry, convey, store, stow, or use on board such high explosives as are necessary for such armament when said high ex

plosives are accepted, transported, carried, conveyed, stored, stowed, or used in accordance with the provisions of §§ 147.06-2 to 147.06-5, inclusive, of the regulations governing explosives or other dangerous articles on board vessels.

§ 147.06-1 Authorization. Armed cargo vessels of the United States may accept, transport, carry, convey, store, stow or use such high explosives as are

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Containers: The container shall be constructed of 18-ounce, or No. 22 B. W. G. copper, or equal noncorrodible metal, lock-jointed and soldered, the bottom to be rolled in and soldered. The cover or top of cast brass not less than 8-inch in thickness and 5 inches in diameter shall be so constructed as to be easily removed, and made watertight by a fitted rubber gasket.

[Order 74, 6 F. R. 516, Jan. 11, 1941; CGFR 47-35, 12 F. R. 4184, June 27, 1947; 12 F. R. 4349, July 3, 1947, as amended by Order 103, 6 F. R. 1897, Apr. 11, 1941; CGFR 50-30, 16 F. R. 1085, Feb. 6, 1951; CGFR 52-8, 17 F. R. 6549, July 17, 1952; CGFR 52-16, 19 F. R. 4935, Aug. 6, 1954; CGFR 57-33, 22 F. R. 8721, Oct. 29, 1957]

necesssary for such armament when said high explosives are accepted, transported, carried, conveyed, stored, stowed or used in accordance with the provisions of §§ 147.06-2 to 147.06-5.

[Order 168, 6 F. R. 5882, Nov. 19, 1941]

§ 147.06-2 Storage of high explosives. Magazines shall be provided on board the vessel for the storage of high explosive

ammunition (either fixed or separate loaded). Magazines may be located in an upper tween deck or a shelter deck cargo space, or in any other compartment below the weather deck, and adjacent to the gun mount, provided such magazines are not located over, under or adjacent to passenger spaces. The maximum separation possible shall be maintained between any magazine and any

space allotted to the use of passengers or crew. Magazines shall not be constructed in bearing with the collision bulkhead nor with a bulkhead forming a boiler room, engine room, coal bunker or galley boundary. If it is necessary to construct such magazines in proximity to these bulkheads, a cofferdam space of at least 4 feet shall be provided between the bulkhead and the magazine side. Consistent with the above restrictions magazines shall be constructed in locations selected by the Navy Department. A "ready" supply of shells may be stowed in "ready boxes" on deck adjacent to the gun mount. These "ready boxes" shall be as provided by, or constructed to a design furnished by, the Bureau of Ships, Navy Department.

[Order 168, 6 F. R. 5882, Nov. 19, 1941]

§ 147.06-3 Storage of small-arms ammunition. Small-arms ammunition having all the component parts necessary for one firing, all in one assembly, may

be stowed in boxes or lockers in a location adjacent to the gun mounts, such location to be selected by the Navy Department. Boxes or lockers for the stowage of small-arms ammunition shall be as provided by, or constructed to a design furnished by, the Bureau of Ships, Navy Department.

[Order 168, 6 F. R. 5882, Nov. 19, 1941]

§ 147.06-4 Care of ammunition. The loading, stowage, handling and use of all ammunition intended for the guns mounted on the vessel shall be under the control of the commander of the armed guard or other representative of the Navy Department.

[Order 168, 6 F. R. 5882, Nov. 19, 1941]

§ 147.06-5 Construction of magazines. Magazines shall be constructed in accordance with specifications furnished by or approved by, the Bureau of Ships, Navy Department.

[Order 168, 6 F. R. 5882, Nov. 19, 1941]

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