UNITED STATES - 1942

ARMY

Individual weapons

Pistols: Colt M 1911 and 1911 A1, both of caliber 45

Rifles: Springfield 1903 caliber 7.62 mm, P 14 caliber 7.7 mm, M 1917 caliber 7.62 mm (a)

Hand bombs: Mk 1A1, Mk 2, Mk 2A1 defensive, HEAT (b), M 1917 of smoke

Automatic weapons

Submachine guns: M 1928 A1, M1 and M1A1, all of caliber 45

Semiautomatic rifles: M1 Garand and Winchester M1 (c), both of caliber 7.62 mm

Automatic rifles: Browning M 1918, M 1918 A1 and A2 (d), Johnson M 1941 (d), all of caliber 7.62 mm

Machine guns: Browning M 1917 A1, M 1919 A4 (e) and A5 (e), all of caliber 7.62 mm

Mortars

M2 caliber 60 mm, M1 and Brandt caliber 81 mm

Antitank weapons

Light: M3 cannon caliber 37 mm and M1 "Bazooka" antitank rocket launcher caliber 60 mm

Heavy: When entering the war, United States had no serially produced heavy antitank weapons

Self-propelled: When entering the war, United States had no serially produced self-propelled antitank weapons

Artillery

Cannons: M1A2 caliber 37 mm (e), M1 caliber 40 mm, M3 caliber 75 mm (e), M97 A4 caliber 75 mm, M2 caliber 90 mm (e), M1 caliber 120 mm (e), M1 caliber 155 mm

Howitzers: M1 caliber 75 mm, M2A1 caliber 105 mm, M1 caliber 155 mm

Armored vehicles

M1 of 10 t, M2 and M2A2 of 10 t, M3 Stuart of 12.3 t, M3 Grant of 25 t

Chemical weapons

Flamethrowers: M2A2 backpack and for armored vehicles

(a) Derivative of the modified P 14.

(b) Antitank fired from rifle.

(c) Carbine.

(d) Of semiautomic and automatic fire.

(e) Also in version for tanks.

(f) Antiaircraft.

NAVY

Battleships

1 Arkansas class of 26100 t, 2 Texas class of 27000 t, 2 Nevada class of 29000 t, 2 Pennsylvania class of 33100 t (a), 3 New Mexico class of 33400 t (b), 2 California class of 32600 t (c)

Aircraft carriers

Langley of 11050 t (d), 2 Lexington class of 33000 t, 1 Ranger class of 14500 t, 2 Yorktown class of 19900 t (e)

Heavy cruisers

2 Pensacola class of 9100 t, 6 Northampton class of 9050 t (f), 2 Indianapolis class of 9950 t (g), 7 Astoria class (h), 1 Wichita class of 10000 t

Light cruisers

10 Omaha class of 7050 t, 9 Brooklyn class (i)

Destroyers

31 "Flush deck" class of 1090 to 1190 t, 8 Farragut class of 1345 to 1395 t, 8 Porter class of 1805 to 1850 t, 18 Mahan class of 1450 to 1500 t, 5 Somers class of 1850 t, 22 Craven class of 1500 t, 12 Sims class of 1570 t, about 60 of the Benson and Livermore classes (l)

Submarines

19 R class (m), 38 of the old S class (m), 3 Barracuda class, 1 Argonaut class, 2 Narwhal class, 1 Dolphin class, 2 Cachalot class, 10 P class, 19 of the new S class, 12 T class, 2 M class, all for a total of 106 units

(a) Arizona of 32600 t.

(b) Mississippi of 33000 t.

(c) All of the American battleships, with the exception of the two California class, had entered service between 1912 and 1919, but they had been modernized between 1925 and 1941.

(d) Entered service in 1922 and was transformed into a seaplane carrier in 1937.

(e) From 1942, United States, adequating itself to the necessities of the moment and, above all, to a more modern concept of naval warfare, built new classes of aircraft carriers, the escort aircraft carriers, which ensured sufficient maritime protection in the operation zones, and which were different, however, from the attack aircraft carriers, true floating airbases, capable of launching against the enemy, each of them, dozens of aircraft.

(f) Chester of 9200 t and Chicago of 9300 t.

(g) Portland of 9800 t.

(h) Quincy of 9375 t, Vincennes of 9400 t and Tuscaloosa of 9975 t.

(i) Brooklyn and Philadelphia of 9700 t, Savannah and Nashville of 9475 t, Helena, Boise, Phoenix and St. Louis of 10000 t and Honolulu of 9650 t.

(l) This approximate number refers to the units in service before the war. Each unit displaced from 1620 to 1630 t.

(m) Old units in service from shortly after the First World War and of little military value, especially the R class.

AIR FORCE

Fighter aircraft

Seversky P-35, Curtiss P-36 and P-40, Grumman F4F (a), Bell P-39, Brewster F2A, Lockheed P-38

Bomber aircraft

Douglas SBD (b), TBD (c) and A-20, North American B-25, Consolidated B-24, Boeing B-17

Reconnaissance aircraft

Douglas SBD (b), TBD (c) and A-20, North American B-25, Consolidated B-24, Boeing B-17

Transport aircraft

Lockheed C-56, Douglas C-47

(a) Seaborne fighter.

(b) Seaborne dive bomber.

(c) Seaborne torpedo bomber.

(d) Reconnaissance aircraft and bomber.

(e) Seaplane.

(e) Seaplane.

(g) Liaison seaplane.

(h) Liaison aircraft.

UNITED STATES - 1945

ARMY

Automatic weapons

Submachine guns: M3 and M3A1, both of caliber 9 mm

Machine guns: M 1919 A6 caliber 7.62 mm and Browning M2 HB caliber 12.7 mm (a)

Mortars

Lightened model of 81 mm

Artillery

Cannons: Of 105 mm (b) and 203 mm; recoilless cannons of 57 mm and 75 mm

Howitzers: Of 203 mm and 240 mm

Armored vehicles

Light tanks M5 of 14.9 t and M24 of 17.9 t, medium tank M4 of 30 t, heavy tank M26 of 41.7 t; self-propelled howitzers M8 of 75 mm, M7 of 105 mm and T92 of 240 mm; self-propelled cannons M10 of 76 mm (c), M18 of 76 mm (c), M36 of 90 mm (c), M12 of 155 mm, M40 of 155 mm and T93 of 203 mm

Chemical weapons

Flamethrowers: Portable models E4R2-5R1, E4R3-5R1 and E6-R1, model E7-7 for armored vehicles

(a) In two versions, antiaircraft and for armored vehicles.

(b) Antiaircraft.

(c) Antitank.

NAVY

Battleships

2 North Carolina class of 35000 t, 4 South Dakota class of 35000 t, 4 Iowa class of 45000 t

Attack aircraft carriers

Hornet of 20000 t, 15 Essex class of 27000 t, 9 Independence class of 11000 t

Escort aircraft carriers

Long Island of 11300 t, Charger of 11000 t, 11 Bogue class of 9800 t, 4 Sangamon class of 11400 t, 50 Casablanca class of 7800 t, 4 Commencement Bay class of 10900 t (a)

Cruisers

2 Alaska class of 27500 t (b), 10 Baltimore class of 13600 t (b), 4 Atlanta class of 6000 t (c), 4 Oakland class of 6000 t (c), 22 Cleveland class of 10000 t (c)

Destroyers

36 of the Benson and Livermore classes, of 1620 to 1630 t, 175 Fletcher class of 2050 t, 58 Allen Summer class of 2200 t, 13 Gearing class of 2425 t, 423 escort destroyers of 1140 to 1400 t

Submarines

183 Gato class of 1525/2415 t, 20 Tench class of 1570/2415 t

(a) Not all of these units were of new construction, but many of them were obtained by adapting existing mercantile units.

(b) Heavy cruiser.

(c) Light cruiser.

AIR FORCE

Fighter aircraft

North American P-51, Vought F4U (a), Grumman F6F, Republic P-47, Bell P-59 (d) and P-63 (b), Northrop P-61 (c)

Bomber aircraft

Martin Baltimore, Vultee A 35 (e), Martin B-26, Grumman TBF (f), Douglas A 20 and A 26, Curtiss SB2C (g), Boeing B-29

Reconnaissance aircraft

Stinton L5 (h), Beech UC 43 (h), Lockheed PV2, Curtiss SCI (i), Consolidated PB4Y

Transport aircraft

Beech C-45, Douglas C-54, Curtiss C-46, Lockheed C-69

(a) Seaborne fighter.

(b) Used only in North America for training.

(c) Night fighter.

(d) Turbojet fighter, never used in operations.

(e) Dive bomber, used only for training.

(f) Seaborne torpedo bomber.

(g) Seaborne dive bomber.

(h) Liaison aircraft.

(i) Seaborne seaplane.