MEDIUM TANKS

July 26, 2006

	T-28	T-28	T-28E
Year	1933	1935	1939
Battle weight, ton	21.5	25.2	32
Crew	6
Dimensions, mm:
length	7370	7360
width	2620	2870
height	2590	2620
road clearance	535	500
Arms:
gun	KT-28		L-10
caliber, mm	76.2
MG (type, caliber, mm)	"DT"; 7.62
number of MG	3	4	5^*5
Ammo^*1
gun shells	74	69	69
cartridges	7938
Armor, mm/deg. ^*2
hull front	30		50
hull side	20		40
hull rear	20		20
hull roof	10		10
hull bottom	8
turret	20		80
Speed, km/h
maximal	46	40	35
average by unpaved road	20		18
Obstacle negotiation
rise, deg.	45		40
descent, deg.	35		30
list, deg.	30
ditch, m	3.3	3.5
vertical wall, m	0.875	?
wade, m	1
average ground pressure, kgs/cm²^*3	0.51	0.61	0.77
Range, km
unpaved road	140		110
highway	180		150
Fuel, liters	500	710	660
Engine:
trademark	M-17L
type*	4/12/V/C/L
Max. power, h.p.(kW)	500 (367.6)
rotation frequency with max. power, min^-1	1500	1445
Transmission	Mechanical
Gearbox:
type	Mechanical, simple
number of gears	5 (1 lowed)/1
Suspension, type	spring, blocked
Driving-wheel	rear
Track:
width, mm	380
cohesion pitch, mm	130
knuckle type	opened, metallic
Communication facilities:
type of radio station^*4	71-TK-1(3)		71-TK-3
interphone	"sofar"	TPU-3	TPU-6

Used data from [1]

** - 4/12/V/K/L means: 4 - stroke, 12 cylinder, V- cylinder arrangement, C - carburetor, D-Diesel, L - Liquid cooling system. I- in-line engine (rem. AMVAS), A- Air cooling system

*1 - with radio station/withot radio;

*2 - thickness/incline;

*3 - kgs/cm² = kilogram-force/cm²;

*4 - for commander vehicles; Data for radio stations see here

*5 - including one antiaircraft;

*6 - given from another sources;

*7 - cast turret

Table from [3].

	T-34^*5				T-34-85		T-44
Year	1940	1941	1941-1942	1943	1944	1944-47	1944-47
Battle weight, ton	26.8	28.12	28.12 (27.82^*6)	28.2-30.9	32.5	32.2	31.8
Crew	4				5		4
Dimensions, mm:
length (hull)	5950	5920	5920	6100 (6070)	8115 (6100)	8100 (6100)	7650 (6070)
width	3000	3000	3000	3000	3000	3000	3180
height	2400	2400	2405	2520	2700	2700	2412
road clearance	365-400	400	400	400	400	400	425-450
Arms:
gun	L-11^*8	F-34			D-5	ZIS-S-53
caliber, mm	76.2				85
MG (caliber, mm)	7.62	7.62	7.62	7.62	7.62	7.62	7.62
number of MG	3^*7	2
Ammo^*1
gun shells	77	77	77/100	97-100	55	56	58
cartridges	4725/2898	2646/2394	2646/2394	3600	1953	1953	1890
Armor, mm/deg. ^*2
hull front	45/60°						90/60°
hull side	40/40°; 45/0°						75/0°
hull rear	40/47.5°; 40/45°				45/48°;45/45°		45-30
hull roof	16	20 & 16		20	20		20
hull bottom	16 & 13	16		20	20		15
turret	45/30°; 52/30°^*9				90-75^*9		120-90-75
Speed, km/h
maximal	54	55	55	55	55	55	50
average by unpaved road	25
Obstacle negotiation
rise, deg.	30	35					30
descent, deg.	30	40					?
list, deg.	20	25					32
ditch, m	2.5
vertical wall, m	0.73						1.0
wade, m	1.3
average ground pressure, kgs/cm²^*3	0.62	0.72			0.85	0.84	0.84
Range, km
unpaved road	227	250			250		200
highway	292	300			290-300		235
Fuel, liters (in additional tanks, liters)	455	465 (134)	640 (134)	540 (300)	540 (300)	550 (270)	500 (150)
Engine:
trademark	V-2		V-2-34				V-44
type*	4/12/V/D/L
Max. power, h.p.(kW)	500 (367.6)						520 (382.4)
rotation frequency with max. power, min^-1	1800						2000
Transmission	Mechanical
Gearbox:
type	Simple, mechanical
number of gears	4./1			4./1 or 5./1	5./1
Suspension, type	spring, individual						torsion
Track:
width, mm	550		500
cohesion pitch, mm	167				172
knuckle type	Open, metallic
Communication facilities:
type of radio station ^*4	71-TK-3		71-TK-3/ 9P	9P/9PM	9PM/9PS		9PM/10PS
interphone	TPU-2/TPU-3			TPU-3R/TPU-3-Bis-F	TPU-3-Bis-F

Figures in disagreement with the data from [2] are marked in RED

Figures slightly differing from [2] are marked in BLUE.

* - 4/12/V/K/L means: 4 - stroke, 12 cylinder, V- cylinder arrangement, C - carburetor, D-Diesel, L - Liquid cooling system. I- in-line engine (rem. AMVAS), A- Air cooling system

*1 - with radio station/withot radio;

*2 - thickness/incline;

*3 - kgs/cm² = kilogram-force/cm²;

*4 - for commander vehicles; Data for radio stations see here

*5 - In different sources are given different notation for modifications of T-34s.

*6 - With M-17T engine.

*7 - Including reserve one.

*8 - In original table L-10. Might be typo, as from [2] and some other sources - L-11.

*9 - Cast turret;

Data for T-34 Mod. 1940 & 1941 are given from [1] and data for other vehicles - from [2]

	T-34^*5				T-34-85		T-44
Year	1940	1941	1941^*8	1942	1943	1944	1944
Battle weight, ton	26.8	28.12	28	28-30.9	30.9	32.2	31.8
Crew	4				5		4
Dimensions, mm:
length (hull)	5950	5920	5920	5920	8110	8110	7650
width	3000	3000	3000	3000	3000	3000	3180
height	2400	2400	2400	2400	2700	2700	2412
road clearance	365-400	400	400	400	400	400	425-450
Arms:
gun	L-11	F-34			D-5T-85	ZIS-S-53
caliber, mm	76.2				85
MG (caliber, mm)	7.62	7.62	7.62	7.62	7.62	7.62	7.62
number of MG	3^*6	2
Ammo^*1
gun shells	77	77	77	77	55	56-60	58
cartridges	4725/2898	2646/2394	2646	3150	2745	1890	1890
Armor, mm/deg. ^*2
hull front^*9	45/60°						90/60°
hull side	40/40°; 45/0°^*10						-
hull rear	40/47.5°; 40/45°		-	-	-		-
hull roof	16	20 & 16	-	-	-		-
hull bottom	16 & 13	16	-	-	-		-
turret	45/30°; 52/30°		45	52	52	90	120
Speed, km/h:
maximal	54	55	55	55	55	55	50
average by unpaved road	25		-	-	-	-	-
Obstacle negotiation
rise, deg.	30	35	30	30	30	30	30
descent, deg.	30	40	-	-	-	-	?
list, deg.	20	25	25	25	25	25	32
ditch, m	2.5
vertical wall, m	0.73						1.0
wade, m	1.3
average ground pressure, kgs/cm²^*3	0.62	0.72			0.72	0.83	0.84
Range, km
unpaved road	227	250	-	-	-		-
highway	292	300	-	-	-		-
unspecified type of terrain ^*11	-	-	250	220-250	300		235
Fuel, liters (in additional tanks, liters)	455	465 (134)	460 (134)	540 (270)	540 (270)	545 (270)	500 (150)
Engine:
trademark	V-2			V-2-34			V-44
type*	4/12/V/D/L
Max. power, h.p.(kW)	500 (367.6)						500 (368)
rotation frequency with max. power, min^-1	1800						2000
Transmission	Mechanical
Gearbox:
type	Simple, mechanical
number of gears	4./1				5./1
Suspension, type	spring, individual						torsion
knuckle type	Open, metallic
Communication facilities:
type of radio station ^*4	71-TK-3		71-TK-3 or 9-R	9-RM/(9-RS)
interphone	TPU-2/TPU-3		TPU-3, or TPU-4-bis	TPU-3-Bis-F

Figures in disagreement with the data from [3] are marked in RED

Figures slightly differing from [3] are marked in BLUE.

* - 4/12/V/K/L means: 4 - stroke, 12 cylinder, V- cylinder arrangement, C - carburetor, D-Diesel, L - Liquid cooling system. I- in-line engine (rem. AMVAS), A- Air cooling system

*1 - with radio station/withot radio;

*2 - thickness/incline;

*3 - kgs/cm² = kilogram-force/cm²;

*4 - for commander vehicles; Data for radio stations see here

*5 - In different sources are given different notation for modifications of T-34s.

*6 - Including reserve one.

*7 - Cast turret;

*8 - Data from [2]. It differs from the data for the same tank model from [1];

*9 - Data from [2]

T-34 Mod. 1941: Hull front (upper part) - 45/60°; Hull front (bottom part) - 45/53°;
T-34 Mod. 1942: Hull front (upper part) - 45/60°; Hull front (bottom part) - 45/53°;
T-34-85 Mod. 1943: Hull front (upper part) - 45/60°; Hull front (bottom part) - 45/53°;
T-34-85 Mod. 1944: Hull front (upper part) - 45/60°; Hull front (bottom part) - 45/53°;
T-44 Mod. 1944: Hull front (upper part) - 90/60°; Hull front (bottom part) - 90/45°;

*10 - There are no any data for thiese positions in [2] for T-34 Mod. 1941.

*11 - Without additional tanks;

Abbreviations

MG- Machine-gun

Literature

"Otechestvennye bronirovannye mashiny. XX vek" : nauchnoe izdanie v 4-kh tomakh/ Solyankin A.G., Pavlov M.V., Pavlov I.V., Zheltov I.G./ Tom 1. "Otechestvennye bronirovannye mashiny. 1904-1941" , Moscow, Exprint, 2002
"Otechestvennye bronirovannye mashiny. XX vek" : nauchnoe izdanie v 4-kh tomakh/ Solyankin A.G., Pavlov M.V., Pavlov I.V., Zheltov I.G./ Tom 2. "Otechestvennye bronirovannye mashiny. 1941-1945" , Moscow, Exprint, 2005
"Neizvestnyi T-34", Moscow, Exprint, ~2001?

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MEDIUM TANKS

July 26, 2006

Abbreviations

Literature