The CVA 45 caliber blackpowder with the serial number 0025524, could only be 2 years old by the year 2014.
No published sn data
Virtually impossible to determine caliber by just the serial number.
Caliber can not be determined by serial number.
No way to know the caliber from just the serial number
Serial numbers do not designate calibers. Look on the brrel to ID the caliber.
Can't tell the caliber from just the serial number.
The manufacturer is normally stamped on the firearm next to the model, caliber, and serial number.
It would be in 36 caliber or 44 caliber...
Basically impossible to do with just the serial number.
By model, caliber and serial number.
You will have to contact Winchester.
No. Serial numbers aer NOT UNIQUE. They are intended to be unique to a given make and model- but a gun can be rebarreled to a different caliber.