The Panssarivaunu 511 (abbreviated as Ps. 511), also known as BT-42, is a Finnish assault gun developed on the BT-7 Model 1937 chassis.

Flag of the Finland Finnish Land Vehicles Flag of the Finland
1919 - 1945
Tracked Vehicles
Light Tanks Standard Light Tanks KoirasNaarasT-26ST-50
Cavalry Tanks BT-5 M1934BT-7 M1937
Amphibious Light Tanks T-37 M1933T-38 M1937
Medium Tanks Standard Medium Tanks Ps. 221-6T-28ET-34 (19411943)
Heavy Tanks Standard Heavy Tanks Ps. 271-1SMKT-100
Self-Propelled Guns Self-Propelled Anti-Aircraft Guns Landsverk L-62 Anti II
Tank Destroyers Sturmi
Self-Propelled Gun / Assault Gun Ps. 511
Other Fully Tracked Vehicles Transport & Towing BT-43
Wheeled Vehicles
Armoured / Scout / Patrol Cars FAI-M
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