You should contact Winchester directly and go to customer service.They should be able to identify when your Model 1400 shotgun was made.
The 1400 was made from 1964-68
I can say that Winchester made the model 1400 shotgun from 1964-1981.But they did not record the serial numbers by year of production.
1964-68
No published sn data
1964-68
No published sn data.
The Winchester Model 1400 with the serial number N564464 was manufactured in 1973. Winchester's serial number system indicates that the "N" prefix corresponds to that production year. This particular model was a popular semi-automatic shotgun produced by Winchester from the 1960s through the early 1980s.
50-350 usd
Need a serial number and DETAILED description of ALL markings.
The number 1400 refers to the Model number of your Winchester shotgun.
The winchester model 1400 MK II was only made and so stamped between the years 1968-1972.
To determine the age of a Winchester Model 1400 MKII 20-gauge semi-automatic shotgun, you need the serial number, as Winchester used a specific dating system. Generally, these shotguns were produced from the late 1960s to the early 1980s. You can reference a Winchester serial number lookup guide or contact a gun historian or collector to get an exact year based on the serial number.