All data are approximate.

a. Range. See Paragraph [22].

b. Duration of fire.

(1) Fuel.

(a) Continuous discharge of approximately 8 to 9 seconds, or

(b) Several short bursts totalling approximately 8 to 9 seconds (not including time between bursts).

(2) Ignition cylinder. Five charges in each cylinder, 8 to 12 seconds per charge.

c. Weights.
Pounds
Portable flame thrower M2-2, empty, in shipping chest (including the chest and all contents)110
Portable flame thrower M2-2, empty43
Portable flame thrower M2-2, filled with fuel68 to 72
Tank group, empty35
Tank group, filled with fuel60 to 64
Gun group8
d. Dimensions.
Inches
Gun, length30
Fuel hose, length37
Tank group, height27
Tank group, width20
Tank group, breadth11
Packing chest
(Cube of packing chest: 8-1/2 cubic feet)
34 x 23 x 19
e. Capacity of weapon.
Ignition cylinder (M1 or E1)1 (which includes 5 incendiary charges)
Fuel4 gallons plus void for air or nitrogen
f. Pressures.
Pounds per sq. in.
Pressure tank1,700 to 2,100
Fuel tanks350

g. Ratio of expended supplies. For every 100 complete fillings of the flame thrower, the following supplies are normally expended: