You did not say whether it is a rifle, pistol, or revolver, so we cannot tell- but you can find out at the Ruger website, under Customer Service. They list the serial number range for each year's production, but is is broken down by model- which you did not give us.
You will have to call Ruger to find out.
Ruger has sn data on their web site.
Ruger has sn data on their web site.
If the Ruger website is up, it has sn data.
Ruger has sn data on their web site. 1981
Call Ruger and they will tell you.
Ruger has sn data on their web site.
Ruger has sn data on its web site
If you can get it to work, the Ruger website has sn data.
Ruger has sn data on their website.
Go to the Ruger website, customer service, historical data, revolver, find your model, and there is a serial number/ year of production list.With the serial number that you provided,your ruger single six was made by ruger in 1982.
Ruger's web site has extensive sn data. !981