Yes they should be as long as they are the same gauge.
your Winchester model 63 was made in 1946.
Your Winchester model 62A was produced in 1946.
your Winchester model 63 was made in 1946.
your Winchester model 63 was made in 1946.
1936-1946
With the serial number that you have provided,your Winchester model 62A was made in the year 1946.
1946
Made in 1946.
year 1946
your Winchester model 12 was made in 1946.
Your serial number indicates that your Winchester model 12 shotgun was made in the year 1946.
Early 1946.