The UdSSR was one of the biggest forces in World War II. For example they built 61.380 tanks - type T 34 only. Their engineers major guideline and technical approach is: Find parts we don´t need, and how can we drop them from the construction. So that the Russians always had the simplest and most logical solutions for their technical problems. Ever heard about the urban legend that the US spent millions to develop a special ballpoint pen, and Russia sent a simple pencil in outer space?