I am going through a Soviet phase

... This is my latest acquisition:

My sources say that it is a "Bushlat" or "Kurtka" which must be the later descendant of the Telogroyka. Introduced with the 1969 regulations and apparently preferred to the overcoat as less bulky and constricting.
Collar and shoulder boards:

Size and stamp:

"operative" pics

and a photograph in anger...