SECTION V. ITALY
|
ITALIAN MEDIUM TANK: (See figure 58.) |
|
|
CARRO ARMATO TIPO M 13-40. |
|
|
MEDIUM TANK MODEL 13-40. |
|
|
EMPLOYMENT: Armored division. | |
|
DATE OF INTRODUCTION: 1940. | |
|
MANUFACTURER: Ansaldo - Fossati. | |
|
COMBAT WEIGHT: 15.4 tons. |
CREW: 4. |
|
LENGTH: 16.2 ft. |
PITCH OF TRACK: 4.9 in. |
|
WIDTH: 7.25 ft. |
NUMBER OF TRACK LINKS: 84. |
|
HEIGHT: 7.8 ft. |
TRENCH CROSSING ABILITY: 6.9 ft. |
|
GROUND CLEARANCE: 16.2 in. |
FORDING DEPTH: 39.4 in. |
|
TREAD CENTERS: 6.3 ft. |
OBSTACLE ABILITY: 31.5 in. |
|
GROUND CONTACT: 116 in. |
CLIMBING ABILITY: 40° (84%) slope. |
|
WIDTH OF TRACK: 10.2 in. |
GROUND PRESSURE: 13.2 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 124 miles on roads. | |
|
FUEL CONSUMPTION: Approximately 2.5 mi/gal on roads. | |
|
FUEL CAPACITY: 50 gal.(39.5 gal. in main tank and 10.5 gal. in reserve tank). | |
|
SPEED: 19.7 mph on roads; 7.2 mph cross-country. | |
|
ENGINE: Type 8T M. 13, 8 cylinder, 105 HP, Diesel, compression ratio 17.6:1, liquid- cooled. | |
|
STARTER: Hand inertia and electric. |
ELECTRICAL SYSTEM: 24-volt starting. |
|
TRANSMISSION: Monodisc type, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Two double articulated bogies, each with four twin road wheels, each group independently sprung. | |
|
TURRET: Hand traverse. | |
|
ARMOR: Front - 1.2 in.; side - 1 in.; turret front - 1.6 in.; turret side -1 in. | |
|
ARMAMENT: One 47-mm gun, caliber length 32. Four 8-mm Breda machine guns (1 coaxial, 2 in bow, 1 for AA) | |
|
MUZZLE VELOCITY: 2,067 ft/sec. |
AMMUNITION STOWAGE: Gun - 104 rds. |
|
PROJ. WEIGHT (AP): 3.25 1b. | |
|
REMARKS: Best of the Italian tanks. | |
[117]
|
ITALIAN SELF-PROPELLED GUN;(See figure 59.) | |
|
47-MM GUN ON L 6/40 CHASSIS. SEMOVENTE 47/32. | |
|
EMPLOYMENT: Tank destroyer units of armored divisions. | |
|
DATE OF INTRODUCTION: 1941. | |
|
MANUFACTURER: Fiat-Ansaldo. | |
|
COMBAT WEIGHT: Approximately 7.5 tons. |
PITCH OF TRACK: 3.75 in. |
|
LENGTH: 12.6 ft. |
NUMBER OF TRACK LINKS: 89. |
|
WIDTH: 6.1 ft. |
TRENCH CROSSING ABILITY: 5.6 ft. |
|
HEIGHT: 5.1 ft. |
FORDING DEPTH: 31.5 in. |
|
GROUND CLEARANCE: 15.7 in. |
OBSTACLE ABILITY: 31 in. |
|
TREAD CENTERS: 5.1 ft. |
CLIMBING ABILITY: 40° (84%) slope. |
|
GROUND CONTACT: 106 in. |
GROUND PRESSURE: Approximately 6.9 lbs/sq. in. |
|
WIDTH OF TRACK: 10.25 in. | |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 124 miles on roads, 50 miles cross-country. | |
|
FUEL CONSUMPTION: 2.8 mi/gal on roads; 1.1 mi/gal cross-country. | |
|
FUEL CAPACITY: 44 gal. in two tanks. | |
|
SPEED: 26 mph max. | |
|
ENGINE: Model 18 VT, gasoline, 4 cylinders, 68 HP at 2,500 rpm, liquid-cooled. | |
|
STARTER: Electric. |
IGNITION: Magneto. |
|
TRANSMISSION: Four speeds forward, one reverse, reduction gear gives four lower speeds. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Four rubber tired road wheels mounted in pairs, each sprung by a curved cantilever and torsion bar. The rear wheel acts as a load carrier and as the track return. Three return rollers. | |
|
TURRET: None. | |
|
ARMOR: Front - 1.5 in.; side - .63 in.; mantlet - 2 in. | |
|
ARMAMENT: One 47-mm gun, caliber length 34. | |
|
ELEVATION: None. |
MUZZLE VELOCITY (AP): Approximately 2, 100 ft/sec. |
|
TRAVERSE: None. | |
|
PROJ. WEIGHT(AP): 3.25 1b. |
AMMUNITION STOWAGE: 47-mm. |
|
REMARKS: This had been used at El Alemein, and moved westward to near Tobruk, where captured. Sent to APG 1943. | |
[119]
|
ITALIAN SELF-PROPELLED HOWITZER: (See figure 60.) | |
|
OBICE DA 75/18 SEMOVENTE. | |
|
75-MM HOWITZER ON M13/40 CHASSIS. | |
|
EMPLOYMENT: Armored divisions. | |
|
DATE OF INTRODUCTION: 1940. | |
|
MANUFACTURER: Fiat-Ansaldo. | |
|
COMBAT WEIGHT: 14.4 tons. |
CREW: 4. |
|
LENGTH: 16.1 ft. |
PITCH OF TRACK: 5.25 in. |
|
WIDTH: 7.3 ft. |
NUMBER OF TRACK LINKS: 83. |
|
HEIGHT: 5.9 ft. |
TRENCH CROSSING ABILITY: 6.9 ft. |
|
GROUND CLEARANCE: 16.2 in. |
FORDING DEPTH: 39.4 in. |
|
TREAD CENTERS: 6.2 ft. |
OBSTACLE ABILITY: 31.5 in. |
|
GROUND CONTACT: 116 in. |
CLIMBING ABILITY: 40° (84%) slope. |
|
WIDTH OF TRACK: 10.2 in. |
GROUND PRESSURE: 12.2 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 124 miles on roads. | |
|
FUEL CONSUMPTION: Approximately 2.5 mi/gal on roads. | |
|
FUEL CAPACITY: 50 gal. in two tanks. | |
|
SPEED: 19.7 mph on roads; 7.2 mph cross-country. | |
|
ENGINE: Type 15T, 8 cylinders, 125 HP at 1,900 rpm, Diesel, liquid-cooled. | |
|
STARTER: Hand inertia and electric. |
ELECTRICAL SYSTEM: 24-volt starting. |
|
TRANSMISSION: Monodisc type, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Two double articulated bogies, each with four twin road wheels, each group independently sprung. | |
|
TURRET: None. | |
|
ARMOR: Front - 1 in.; side - 1 in.; mantlet - 2 in. | |
|
ARMAMENT: One 75-mm howitzer, caliber length 18. | |
|
ELEVATION: -12° to +22°. |
MUZZLE VELOCITY (AP): 1,562 ft/sec. |
|
TRAVERSE: 20° R and 18°L. |
MAX. RANGE (HE): 8,200 yd. |
|
PROJ. WEIGHT (AP): 13.9 lb. |
AMMUNITION STOWAGE: 44 rds. |
|
REMARKS: Used during battle of El Alemein, moved westward to near Tobruk where captured. Shipped to Aberdeen from Egypt 1943. | |
[121]
|
ITALIAN SELF-PROPELLED GUN: (See figure 61.) | |
|
90/53 SEMOVENTE. | |
|
90-MM AA GUN ON M14-41 TANK CHASSIS (FOR GROUND TARGETS ONLY). | |
|
DATE OF INTRODUCTION: 1942. | |
|
MANUFACTURER: Ansaldo. | |
|
COMBAT WEIGHT: Approximately 17 tons. |
PITCH OF TRACK: 4.9 in. |
|
LENGTH: 17.4 ft. |
NUMBER OF TRACK LINKS: 86. |
|
WIDTH: 7.4 ft. |
TRENCH CROSSING ABILITY: 7 ft. |
|
HEIGHT: 7.15 ft. |
FORDING DEPTH: 39.4 in. |
|
GROUND CLEARANCE: 16.2 in. |
OBSTACLE ABILITY: 35 in. |
|
TREAD CENTERS: 6.3 ft. |
GROUND PRESSURE: Approximately 13.8 lbs/sq. in. |
|
GROUND CONTACT: 121 in. | |
|
WIDTH OF TRACK: 10.2 in. | |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 124 miles on roads. | |
|
SPEED: Approximately 20 mph. | |
|
ENGINE: V-8, Diesel, 125 HP. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Two double articulated bogies, each with four twin road wheels, each group independently sprung. | |
|
ARMOR: Front - 1 in.; side - 1 in. — superstructure front - 1.6 in.; side - .4 in. | |
|
ARMAMENT: One 90-mm gun model 41, caliber length 5 3. | |
|
ELEVATION: -5° to +24°. |
MUZZLE VELOCITY: 2,756 ft/sec. |
|
TRAVERSE: 80°. |
MAX. RANGE: Est. 15,000 yd. |
|
PROJ. WEIGHT (AP): Approximately 22.2 lb. | |
|
REMARKS: This gun was about equal to the German 8.8-cm Flak 18 and could destroy any Allied tank in the field at the time. The British estimated its penetration to be 5.63 in. at 500 yards at 0°. | |
[123]
|
ITALIAN SELF-PROPELLED GUN: (See figure 62.) | |
|
149-MM GUN MODEL 35 ON SPECIAL ANSALDO CHASSIS. SEMOVENTE 149. | |
|
EMPLOYMENT: Artillery division. | |
|
DATE OF INTRODUCTION: 1942. | |
|
MANUFACTURER: Ansaldo. | |
|
LENGTH: 21.7 ft. |
PITCH OF TRACK: 6 in. |
|
WIDTH: 10 ft. | |
|
HEIGHT: 5.5 ft. | |
|
GROUND CLEARANCE: 16 in. | |
|
TREAD CENTERS: 8.6 ft. | |
|
GROUND CONTACT: 147 in. | |
|
WIDTH OF TRACK: 15.75 in. | |
|
TYPE OF TRACK: Dry pin. | |
|
TURRET: None. | |
|
ARMOR: Front - .5 in.; side - .5 in. | |
|
ARMAMENT: One 149-mm gun model 35, caliber length 40. | |
|
REMARKS: This piece was captured in Tunisia in 1943. | |
[125]
SECTION VI. JAPAN
|
JAPANESE LIGHT TANK: (See figure 63.) | |
|
KEI SENSHA, SHIKI 95. | |
|
LIGHT TANK, MODEL 95 (37-MM GUN). | |
|
EMPLOYMENT: Armored divisions, independent tank regiments. | |
|
DATE OF INTRODUCTION: 1935. | |
|
MANUFACTURER: Dowa Jidosha and others. | |
|
COMBAT WEIGHT: 8.5 tons. |
CREW: 3. |
|
LENGTH: 14.3 ft. |
PITCH OF TRACK: 4 in. |
|
WIDTH: 6.75 ft. |
NUMBER OF TRACK LINKS: 98. |
|
HEIGHT: 7.25 ft. |
TRENCH CROSSING ABILITY: 6 ft. |
|
GROUND CLEARANCE: 15.5 in. |
FORDING DEPTH: 39 in. |
|
TREAD CENTERS: 5.95 ft. |
OBSTACLE ABILITY: 32 in. |
|
GROUND CONTACT: 97 in. |
CLIMBING ABILITY: 40° (84%) slope. |
|
WIDTH OF TRACK: 9.9 in. |
GROUND PRESSURE: 8.9 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 110 mi. | |
|
FUEL CONSUMPTION: 3.1 mi/gal. | |
|
FUEL CAPACITY: 28 gal. in main tank; 8 gal. in auxiliary tank. | |
|
SPEED: 30 mph on roads; 14-18 mph cross-country. | |
|
ENGINE: Diesel, 6 cylinders, air-cooled, 70 HP (later 120 HP). | |
|
STARTER: Electric. |
ELECTRICAL SYSTEM: 24-volt. |
|
TRANSMISSION: Straight, sliding gear, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Modified Carden-Lloyd type, with one armored, helical, compression spring per side acting against bell cranks on each of two bogies of two wheels each. Two return rollers with equalizing tension rods. | |
|
TURRET: Manually operated. | |
|
ARMOR: Front - .55 in.; side - .47 in.; turret front - .47 in.; turret side - .47 in.; mantlet - 2.25 in. | |
|
ARMAMENT: One 37-mm tank gun type 94, caliber length 37. Two 7.7-mm type 97 tank machine guns (hull front and turret rear). | |
|
MUZZLE VELOCITY (AP): 1,900 ft/sec. |
AMMUNITION STOWAGE: 37-mm - 130 rds.
|
|
PROJ. WEIGHT (37-MM)(AP): 1.54 lb. | |
|
REMARKS: Captured on Attu, and was the first Japanese tank to reach Aberdeen, 1943. | |
[127]
|
JAPANESE MEDIUM TANK: (See figure 65.) | |
|
MEDIUM TANK, TYPE 97 (1937) WITH 47-MM GUN "CHIKA". | |
|
IMPROVED VERSION OF TYPE 97 TANK. (OLDER VERSION HAD LOW VELOCITY 57-MM GUNS.) | |
|
EMPLOYMENT: Armored division. | |
|
DATE OF INTRODUCTION: Spring 1942. | |
|
COMBAT WEIGHT: 15 tons. |
CREW: 5. |
|
LENGTH: 18.2 ft. |
PITCH OF TRACK: 4.9 in. |
|
WIDTH: 7.7 ft. |
NUMBER OF TRACK LINKS: 95. |
|
HEIGHT: 7.7 ft. |
TRENCH CROSSING ABILITY: 8.25 ft. |
|
GROUND CLEARANCE: 14 in. |
FORDING DEPTH: 39 in. |
|
TREAD CENTERS: 6.6 ft. |
CLIMBING ABILITY: 30° (57%) slope. |
|
GROUND CONTACT: 138 in. |
GROUND PRESSURE: 8.4 lbs/sq. in. |
|
WIDTH OF TRACK: 13 in. | |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: Approximately 130 miles. | |
|
FUEL CONSUMPTION: 3.7 gal. per hour at 9.3 miles per hour. | |
|
FUEL CAPACITY: 52 gal. in two tanks (Diesel fuel). | |
|
SPEED: Approximately 25 mph. | |
|
ENGINE: V-12, air-cooled, valve-in-head, Diesel, 170 HP, compression ratio 17.8:1. | |
|
STARTER: Electric. |
ELECTRICAL SYSTEM: 24-volt starting, 12-volt running. |
|
TRANSMISSION: Sliding pinion, with high- low transfer case, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Six road wheels on each side, front and rear road wheels independently sprung, center wheels sprung in pairs, coil springs used, three return rollers on each side. | |
|
TURRET: Hand traverse. | |
|
ARMOR: Front - .98 in.; side .8 in.; turret front - 1.3 in.; turret side - 1 in. | |
|
ARMAMENT: One 47-mm tank gun type 1. Two 7.7-mm type 97 machine guns. | |
|
MUZZLE VELOCITY: 2,700 ft/sec. |
AMMUNITION STOWAGE: Gun - 104 rds. |
|
PROJ. WEIGHT (AP): 3.4 lb. | |
|
REMARKS: This was the best of the Japanese tanks. Gun could penetrate 2.7 in. armor at 500 yards at 0 °. | |
[131]
|
JAPANESE SELF-PROPELLED GUN: (See figure 66.) | |
|
GUN TANK TYPE 1 (HONI I). | |
|
75-MM GUN TYPE 90 (19 30) ON TYPE 97 (1937) TANK CHASSIS. | |
|
EMPLOYMENT: SP artillery. | |
|
DATE OF INTRODUCTION: 1942. | |
|
COMBAT WEIGHT: Approximately 15 tons. |
CREW: Probably 3. |
|
LENGTH: 18.2 ft. |
PITCH OF TRACK: 4.9 in. |
|
WIDTH; 7.7 ft. |
NUMBER OF TRACK LINKS: 95. |
|
HEIGHT: 7.7 ft. |
TRENCH CROSSING ABILITY: 8.25 ft. |
|
GROUND CLEARANCE: 14 in. |
FORDING DEPTH: 39 in. |
|
TREAD CENTERS: 6.6 ft. |
CLIMBING ABILITY: 30° (57%) slope. |
|
GROUND CONTACT: 138 in. |
GROUND PRESSURE: 8.4 lbs/sq. in. |
|
WIDTH OF TRACK: 13 in. | |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: Approximately 130 miles. | |
|
FUEL CONSUMPTION: 3.7 gal. per hour at 9.3 miles per hour. | |
|
FUEL CAPACITY: 52 gal. in two tanks (Diesel fuel). | |
|
SPEED: Approximately 25 mph. | |
|
ENGINE: V-12, air-cooled valve-in-head, Diesel, 170 HP, Compression ratio 17.8:1. | |
|
STARTER: Electric. |
ELECTRICAL SYSTEM: 24-volt starting, 12-volt running. |
|
TRANSMISSION: Sliding pinion, with high-low transfer case, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Six road wheels each side, front and rear road wheels independently sprung, center wheels sprung in pairs. Coil springs used. Three return rollers each side. | |
|
ARMOR: Front - .98 in.; side - .8 in.; superstructure front - 2 in. | |
|
ARMAMENT: One 75-mm gun type 90. | |
|
ELEVATION: -5° to +25°. |
MUZZLE VELOCITY: 2,260 ft/sec. |
|
TRAVERSE: 20°. |
MAXIMUM RANGE: 13,000 yd. |
|
PROJ. WEIGHT: 14 1b. | |
|
REMARKS: This was the only Japanese armored force vehicle capable of destroying all U. S. tanks committed against them. | |
[133]
|
JAPANESE SELF-PROPELLED HOWITZER: (See figure 67.) | |
|
150-MM HOWITZER TYPE 38 ON TYPE 97 TANK CHASSIS. | |
|
EMPLOYMENT: Armored division artillery. | |
|
DATE OF INTRODUCTION: 1942. | |
|
COMBAT WEIGHT: 15 tons approximately. |
CREW: 5. |
|
LENGTH: 18.2 ft. |
PITCH OF TRACK: 4.9 in. |
|
WIDTH: 7.6 ft. |
NUMBER OF TRACK LINKS: 95. |
|
HEIGHT: 7.6 ft. |
TRENCH CROSSING ABILITY: 8.25 ft. |
|
GROUND CLEARANCE: 14 in. |
FORDING DEPTH: 39 in. |
|
TREAD CENTERS: 6.6 ft. |
CLIMBING ABILITY: 30° (57%) slope. |
|
GROUND CONTACT: 144 in. |
GROUND PRESSURE: Approximately 8 lbs/sq. in. |
|
WIDTH OF TRACK: 13 in. | |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: Approximately 100 miles. | |
|
FUEL CONSUMPTION: 3.7 gal. per hour at 9.3 miles per hour. | |
|
FUEL CAPACITY: 52 gal. in two tanks (Diesel fuel). | |
|
SPEED: 25 mph. | |
|
ENGINE: V-12, air-cooled, valve-in-head, Diesel, 170 HP, compression ratio 17.8:1. | |
|
STARTER: Electric. |
ELECTRICAL SYSTEM: 24-volt starting, 12-volt running. |
|
TRANSMISSION: Sliding pinion, with high-low transfer case, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Six road wheels each side, front and rear road wheels independently sprung, center wheels sprung in pairs. Coil springs used. Three return rollers each side. | |
|
TURRET: None. | |
|
ARMOR: Front - .63 in.; side - .5 in. — superstructure front - 1 in.; side - .63 in. | |
|
ARMAMENT: One 150-mm howitzer type 38, caliber length 12. | |
|
ELEVATION: 30°. | |
|
MAX. RANGE (HE): 6,500 yd. | |
|
PROJ. WEIGHT (HE): 79 lb. | |
|
REMARKS: Captured on Okinawa. | |
[135]
SECTION VII. SOVIET
|
SOVIET MEDIUM TANK: (See figure 68.) | |
|
T 34. | |
|
EMPLOYMENT: Armored division. | |
|
DATE OF INTRODUCTION: 1940. | |
|
MANUFACTURER: Kirov factory. | |
|
COMBAT WEIGHT: 32 tons. |
CREW: 4. |
|
LENGTH: 19.9 ft. |
PITCH OF TRACKS: 7.25 in. |
|
WIDTH: 10 ft. |
NUMBER OF TRACK LINKS: 70. |
|
HEIGHT: 8 ft. |
TRENCH CROSSING ABILITY: 9. 85 ft. |
|
GROUND CLEARANCE: 15 in. |
FORDING DEPTH: 44 in. |
|
TREAD CENTERS: 8 ft. |
OBSTACLE ABILITY: 35 in. |
|
GROUND CONTACT: 161 in. |
CLIMBING ABILITY: 35° (70%) slope. |
|
WIDTH OF TRACK: 19.75 in. |
GROUND PRESSURE: 10 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. (Every other track shoe has lug for drive wheel) | |
|
RADIUS OF ACTION: 280 miles on roads; 161 miles cross-country. | |
|
FUEL CONSUMPTION: Approximately 1.9 mi/gal on roads. | |
|
FUEL CAPACITY: 147 gal. | |
|
SPEED: 33 mph max.; 12 mph cross-country. | |
|
ENGINE: V-block, 12 cylinders, 4-cycle, Diesel, 500 HP at 1,800 rpm, liquid-cooled, compression ratio 15:1. | |
|
STARTER: Air and electric. |
ELECTRICAL SYSTEM: 25-volt and 12-volt. |
|
TRANSMISSION: Constant mesh spur gear, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Christie type, five large road wheels each side, each wheel suspended in movable arm working against a coil spring located inside tank. | |
|
TURRET: Hand and electric traverse. | |
|
ARMOR: Front - 1.8 in. at 60°; side - 1.8 in. at 40°; turret front - 2.4 in. turret side - 2.5 in. at 30; mantlet - 2.4 in. | |
|
ARMAMENT: One 76. 2-mm gun model 40, caliber length 41.5. Two 7.62-mm DT machine guns (bow and coaxial). | |
|
MUZZLE VELOCITY (76.2-MM GUN) (AP): 2,172 ft/sec. | |
|
PROJ. WEIGHT (76.2-MM) (AP): 14.3 lb. |
AMMUNITION STOWAGE: 76.2-mm - 77 rds.
|
|
REMARKS: One of the best tanks of World War II combining good firepower with low silhouette, good armor arrangement, and superior mobility. Design thinking goes back to 19 37. Penetration - 3 inches at 100 yards at 0°. | |
[137]
|
SOVIET MEDIUM TANK: (See figure 69.) | |
|
T 34-85. | |
|
EMPLOYMENT: Armored division. | |
|
DATE OF INTRODUCTION: Early 1944 (in production 1943). | |
|
COMBAT WEIGHT: 34.4 tons. |
CREW: 4 - 5. |
|
LENGTH: 20.2 ft. |
PITCH OF TRACK: 7 in. |
|
WIDTH: 9.9 ft. |
NUMBER OF TRACK LINKS: 72. |
|
HEIGHT: 9 ft. |
TRENCH CROSSING ABILITY: 8.2 ft. |
|
GROUND CLEARANCE: 15 in. |
FORDING DEPTH: 47 in. |
|
TREAD CENTERS: 8.1 ft. |
OBSTACLE ABILITY: 30 in. |
|
GROUND CONTACT: 158 in. |
CLIMBING ABILITY: 35° (70%) slope. |
|
WIDTH OF TRACK: 20.1 in. |
GROUND PRESSURE: 10.8 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. (Every other track shoe has lug for drive wheel.) | |
|
RADIUS OF ACTION: 250 miles on roads; 155 miles cross-country. | |
|
FUEL CONSUMPTION: Approximately 1.7 mi/gal on roads. | |
|
FUEL CAPACITY: 147 gal.( in 8 interior tanks). (Outer reserve tanks 25 gal. each.) | |
|
SPEED: 33 mph max; 5-10 mph cross-country. | |
|
ENGINE: V-block, 12 cylinders, 4-cycle, Diesel, 500 HP at 1,800 rpm, liquid-cooled, compression ratio 15:1. | |
|
STARTER: Air and electric. |
ELECTRICAL SYSTEM: 24-volt and 12-volt. |
|
TRANSMISSION: Constant mesh spur gear, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Christie type, five large road wheels each side, each wheel suspended on movable arm working against a coil spring located inside tank. | |
|
TURRET: Hand and electric traverse. | |
|
ARMOR: Front - 1.8 in. at 60°; side - 1.8 in. at 40°; turret front - 3.7 in.; turret side 3.5 in.; mantlet - 2.3 in. | |
|
ARMAMENT: One 85-mm gun model 1944, caliber length 53. Two 7.62-mm DT machine guns (bow and coaxial). | |
|
MUZZLE VELOCITY (85-MM GUN) (AP): 2,600 ft/sec. | |
|
PROJ. WEIGHT (85-MM) (AP): 20.3 1b. |
AMMUNITION STOWAGE: 85-mm - 56 rds. 7.62-mm - 1,890 rds. |
|
REMARKS: In this tank the Soviets achieved a tremendous increase in fire power with but little additional weight. Penetration 4.7 inches at 100 yd. at 0 °. | |
[139]
|
SOVIET HEAVY TANK: (See figure 70.) | |
|
KV I C. | |
|
EMPLOYMENT: Armored division. | |
|
DATE OF INTRODUCTION: 19 39. | |
|
MANUFACTURER: Kirov factory. | |
|
COMBAT WEIGHT: 52 tons. |
CREW: 5. |
|
LENGTH: 22 ft. |
PITCH OF TRACK: 6.5 in. |
|
WIDTH: 10.8 ft. |
NUMBER OF TRACK LINKS: 86. |
|
HEIGHT: 9 ft. |
TRENCH CROSSING ABILITY: 12 ft. |
|
GROUND CLEARANCE: 16 in. |
FORDING DEPTH: 60 in. |
|
TREAD CENTERS: 8.6 ft. |
OBSTACLE ABILITY: 35.5 in. |
|
GROUND CONTACT: 179 in. |
CLIMBING ABILITY: None. |
|
WIDTH OF TRACK: 27.75 in. |
GROUND PRESSURE: 10.5 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 208 miles on roads; 124 miles cross-country. | |
|
FUEL CONSUMPTION: Approximately 1.3 mi/gal on roads. | |
|
FUEL CAPACITY: 159 gal. | |
|
SPEED: 22 mph max.; 8-11 mph cross-country. | |
|
ENGINE: V-type, 12 cylinders, 600 HP at 2,000 rpm, liquid-cooled, Diesel. | |
|
STARTER: Air and electric. | |
|
TRANSMISSION: Five speeds forward, one reverse, trimobile type. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Torsion bar, six individually sprung road wheels and three return rollers on each side. | |
|
TURRET: Hand and electric traverse. | |
|
ARMOR: Front - 3.5 + 1.4 in.; side - 3 in. (with 3-in. plate welded to hull where turret joins hull); turret: front - 4.5 in.; side - 3 in.; mantlet - 3.3 in. | |
|
ARMAMENT: One 76.2-mm gun model 1940, caliber length 41.5. Three 7.62-mm DT machine guns (bow, coaxial, and rear turret). | |
|
MUZZLE VELOCITY (76.2-MM GUN) (AP): 2,172 ft/sec. | |
|
PROJ. WEIGHT (76.2-MM)(AP): 14.3 lb. |
AMMUNITION STOWAGE: Gun - 111 rds. |
|
REMARKS: Forerunner design of the now famous JS III, or supertank of the present era. | |
[141]
|
SOVIET SELF-PROPELLED GUN; (See figure 71.) | |
|
SU-76. | |
|
EMPLOYMENT: Infantry tank destroyer units. | |
|
DATE OF INTRODUCTION: 1943. | |
|
COMBAT WEIGHT: 12.3 tons. |
CREW: 4. |
|
LENGTH: 16.2 ft. |
PITCH OF TRACK: 4.5 in. |
|
WIDTH: 8.9 ft. |
NUMBER OF TRACK LINKS: 89. |
|
HEIGHT: 7.1 ft. |
TRENCH CROSSING ABILITY: 6.5 ft. |
|
GROUND CLEARANCE: 12.5 in. |
FORDING DEPTH: 35 in. |
|
TREAD CENTERS: 7.9 ft. |
OBSTACLE ABILITY: 26 in. |
|
GROUND CONTACT: 130 in. |
CLIMBING ABILITY: 25° (47%) slope. |
|
WIDTH OF TRACK: 11.75 in. |
GROUND PRESSURE: 8.1 lbs/sq. in. |
|
TYPE OF TRACK: Dry pin. | |
|
RADIUS OF ACTION: 280 miles on roads; 185 miles cross-country. | |
|
FUEL CONSUMPTION: Approximately 2.4 mi/gal on roads; 1.6 mi/gal cross-country. | |
|
FUEL CAPACITY: 116 gal. | |
|
SPEED: 28 mph max. | |
|
ENGINE: Two, 6 cylinders, gasoline, 70 HP per engine, liquid-cooled (standard Dodge type) | |
|
STARTER: Electric. | |
|
TRANSMISSION: Constant mesh, four speeds forward, one reverse. | |
|
STEERING: Clutch brake. | |
|
SUSPENSION: Torsion bar, six road wheels each side, three return rollers each side. | |
|
ARMOR: Front - 1 in. at 50°; superstructure - .4 - .6 in. | |
|
ARMAMENT: One 76.2-mm gun model 42/43, caliber length 41.5. | |
|
ELEVATION: - 3 +25°. |
MUZZLE VELOCITY (AP): 2172 ft/sec. |
|
TRAVERSE: 32°. |
MAX. RANGE (HE): 12,580 yd. |
|
PROJ. WEIGHT (AP): 14.3 lb. |
AMMUNITION STOWAGE: 62 rds. |
|
REMARKS: A self-propelled field gun in effect, using an obsolete light tank chassis (T-70). | |
[143]
