The number 1400 refers to the Model number of your Winchester shotgun.
Your winchester model 12 shotgun was made by winchester in 1922.
your winchester model 12 pump shotgun was produced by winchester in 1942.
your Winchester model 12 shotgun was made by Winchester in 1959.
Your winchester model 1897 shotgun was made by winchester in 1927.That makes your shotgun 84 years old.
Your serial number indicates that you have a winchester model 101 in 20gauge.This shotgun was made by winchester in 1966.
Your winchester model 24 shotgun was made by winchester in 1947.
your Winchester model 1897 shotgun was made in 1914 with the serial number that you provided.
Please include the model number of your Winchester shotgun to get a correct answer to your question along with the serial number.
You do not say which model shotgun you own?So I will say that if you have a winchester model 12 pump action shotgun then it was made in 1953.This is the only winchester model shotgun with a serial number that high.
your Winchester model 12 shotgun was made in 1949.
Your winchester model 12 shotgun was made by winchester in 1920.