TG

GENERAL DATA
Other Desig­nations TG (also Tank Grote or Grotte [the designer's name] and sometimes T-22)
Manufac­turer(s) Bolshevik Factory No. 232 (in Leningrad)
Production Quantity 1 prototype Production Period July 1931
Type Medium Tank Crew 5
Length overall 7.5 m (24' 7") Barrel Overhang (m) 0
Width 3.0 m (9' 10") Height 2.84 m (9' 4")
Combat Weight 28500 kg (62800 lbs) Radio Equipment none
FIREPOWER
Primary Armament 37mm Gun PS-2
(Upper Turret)
Ammu­nition Carried 37mm: 300
76.2mm Gun A-19
(Lower Turret)
76.2mm: 50
Traverse (degrees) 360° (Upper & Lower)1 Elevation (degrees) n.a.
Traverse speed (360°) n.a. Sight n.a.
Secondary Armament 3 x 7.62mm M-1910 MG
(Lower Turret)
2 x 7.62mm DT MG
(Hull Sides)
Ammu­nition Carried 5000
MOBILITY CHARACTERISTICS
Engine Make & Model M-62 Track Links 89/track
Type & Displace­ment 8 cylinders Track Width 49 cm (19")
Horse­power (max.) 200-300hp Track Ground Contact 430 cm (169")
Power­/Weight Ratio 10.5 hp/tonne Ground Pressure 0.67 kg/cm2 (9.6 psi)
Gearbox 6 forward, 6 reverse Ground Clearance 0.34 m
Fuel Gasoline (Petrol) Turning Radius n.a.
Range on road 150 km Gradient n.a.
Mileage on road n.a. Vertical Obstacle n.a.
Fuel Capacity n.a. Fording n.a.
Speed on road 35 km/h Trench Crossing n.a.
ARMOR PROTECTION
Armor Detail Front Side Rear Top­/Bottom
Hull 38-50mm @various 16mm @90° 10mm @60° 10mm @0°
Lower Turret 16mm @70&90° 16mm @70° 16mm @70° 10mm @5°
Upper Turret 16mm @70°&round 16mm @70°&round 16mm @70°&round 16mm @round
Mantlets 16mm @90° - - -
TECHNICAL DRAWINGS AND OTHER IMAGES
Profile Drawing Available TG (Tank Grote) by Maxim Kolomiets
NOTES
1The prototype's lower turret was fixed due to a manufacturing error during production.
2The engine designed for use in the TG was not completed in time for the evaluation. For the prototype, an M-6 engine was substituted although it did not properly fit in the engine compartment of the TG.
REFERENCES
ST, OOBT, MM0296

Copyright © 2018 Ralph Zuljan