Szt-5-4 V1.0 -

In modding terminology, "solid" features can refer to the collision boxes or the animated mechanical parts (like the sowing units or markers) that have a fixed, non-permeable physical presence in the game world.

In this context, a likely refers to the mod's physical properties or specific functional attributes within the game's physics engine, such as: SZT-5-4 V1.0

If you are seeing this on a or a piece of industrial hardware, it is likely a version-specific identifier for a control module, but there is currently no widespread technical documentation linking that specific string to a major hardware manufacturer. In modding terminology, "solid" features can refer to

It is often distributed as a .zip file for versions like FS17 , frequently paired with tractors like the Kirovets K-700A . The real-world SZT-5

The real-world SZT-5.4 is a grain seeder with a 5.4-meter working width.