AT-T



Overview


AT-T

Former East German AT-T on display in a museum.
Source: Billyhill - © GNU Attribution Share Alike license

Origin
Soviet Union
Type
Prime mover
Entered service
1950
Status
In service
Development
Mid 1940's
Developer
Soviet Union
Production
1947 - 1979
Producer
Soviet Union - KhTZ - Kharkhiv tractor plant
Number produced
Produced in quantity
Designations
АТ-Т / Артиллерийский Тягач - Тяжёлый (cyrillic)
AT-T / Artilleriyskiy Tyagach - Tyazholyy
Russian for "artillery tractor - heavy"
Izdeliye 401 (GABTU index)
Notable users
Soviet Union

Details


Facts AT-T
General
Origin
Soviet Union
Type
Prime mover
Crew
1 + 19
Dimensions
Weight
20 t
Length
7.04 m
Width
3.17 m
Height
3.00 m to cab roof
Cargo capacity
Seating arrangement
4 in cab, including driver
16 in cargo area
Cargo
5 t on cargo platform
Towed load
25 t trailer
Chassis
Chassis type
Tracked chassis, 5 roadwheels
Layout
Drive sprocket front, idler rear
Ground pressure
0.65 kg/cm²
Track width
0.50 m
Tread
2.64 m
Suspension
Torsion bar
Automotive
Engine model
A-401
Engine type
V12 four-stroke diesel
Power output
415 hp at 1.850 rpm
Transmission
5 forward, 1 reverse
Fuel
About 1.500 L
Mobility
Speed
35 km/h on road
Range
1.100 km on road
Power to weight ratio
21 hp/t unladen
17 hp/t with 5 t payload
9 hp/t with 25 t trailer
Obstacle crossing
Ground clearance
0.43 m
Trench
1.8 m
Gradient
40°
Fording
1.1 m
Protection
Armor type
None, softskin vehicle
NBC system
No
Smoke system
No

Media


Application


203mm B-4

The AT-T was developed to tow heavy artillery pieces, such as the 203mm B-4.

180mm S-23

The AT-T is one of the few vehicles suitable to tow the 180mm S-23 howitzer.

Related articles


AT-S

The AT-S was the medium counterpart to the AT-T and entered production around the same time.

AT-L

The AT-L is the light counterpart to the AT-T. Both feature a cab derived from the ZiS-150 truck, which is much wider on the AT-T.

P-40 Bronya

A lengthened version of the AT-T serves as the chassis for the P-40 surveillance radar. The NATO reporting name "Long Track" refers to the longer chassis.