No published sn data.The western field model M550ar was made by the firm Mossberg and sons for Montgomery Wards(Western Field) The Mossberg model 500AB is the same shotgun.this shotgun was made from 1962-1998.By being a wards Western Field we may be able to say that the time frame will be between 1962-1985 when Montgomery wards went out of business.
I will start with the fact that you have a shotgun,not a rifle.The 410 is a shotgun round,not a rifle.Next we will need the western fields model number to identify the maker of your Montgomery Wards shotgun and then can describe what type it is.Chances are if you feel that it was a rifle,you could have a bolt action shotgun chambered in 410 gauge.
You will need to list the model number of your western Field shotgun,and then I can cross reference the model number to the maker of your shotgun.
The number that you listed for your Western Field shotgun is the serial number,not the model number.We would need the model number to give you some idea of the age of your shotgun.
Your western field shotgun was made by Stevens and there model number was the model 520.these are going for 75-180 dollars.
Your shotgun was made by savage/stevens for montgomery wards(westernfield).
The Western Field 12 gauge side by side shotgun, serial number 30415 is valued at $225 in excellent condition. In fair condition it is valued at $125.
75-250 USD
Your shotgun was made by the firm Mossburg and Sons.The Mossberg model 550AB is the same as your shotgun.
Generally it is stamped on the side or top of the barrel near the receiver.
It should be stamped on the side of the receiver.
wilson welde it has number A 426 on it
I don't know the age, but this shotgun was made by Noble. Their model number was 60-66.