The 10th digit is the year. Y=2000, X=1999. Just keep counting backwards to find the year.
Your winchester model 70 was made between 1991-1992.
Your serial number indicates that it was made in the year 1992.
1992-1993,for the serial number provided.
1992-1993,with the serial number provided.
1992
1992.
@1992
1992
1992
With the serial number that you provided,your Winchester model 1894 rifle was produced in the year 1992.
With the serial number that you provided,Your Winchester model 1894 rifle was made in either 1992,or 1993.
Your serial number indicates that your marlin rifle was made in the year 1992.