(Showcased structural values pertain to the base IS-1 / JS-1 (Josef Stalin) production variant. Length typically includes main gun in forward position if applicable to the design)
1 x 85mm D-5T main gun
1 x 7.62mm DT machine gun in coaxial mount
1 x 7.62mm DT machine gun in bow superstructure
1 x 7.62mm DT machine gun in rear turret facing
(Not all weapon types may be represented in the showcase above)
Ribbon graphics not necessarily indicative of actual historical campaign ribbons. Ribbons are clickable to their respective campaigns / operations.