It looks like a nicely done sporter of the 1950s, given the scope mount and scope.

I wouldn't worry about it's military ancestory, it is not a collectors item, now.

You need to get that rifle out to the range and report back how well it shoots. I would guess that it will be a very good game rifle.

Fajen no longer exists. They used to be in Missouri, I believe, and supplied all kinds of replacement stock for all kinds of guns. It is a good stock.