The 22wmr stands for Winchester magnum rimfire.
No, You cannot fire a .22 LR in a 22WMR (Winchester Magnumj Revcolver)!!!
yes.
38
100-1200 USD or so
No. Not only more powerful and longer, they are larger in diameter, and will not fit.
50-350 USD or so
As much as somebody will pay for it. But seriously, a new one goes for around $200.
NEW-AROUND $400 GOOD-AROUND $300
yes.The Winchester model 9422M was chambered in .22WMR.
The Winchester Magnum Rimfire is a larger round, and is capable of producing twice as much energy as the .22lr. I do believe that Ruger is making a rifle capable of handling the .22WMR, but a standard .22lr rifle is incapable of safely firing the .22WMR.
Your Winchester model 9422M,.22WMR caliber was made by Winchester in 1974.
With the seial number that you provided,your Winchester model 9422M .22WMR was made in the year 1991.