Can be found on the left side of the weapon just above trigger housing.
Your western field model m550a was made by mossberg.There model number is the mossberg model 500.
Impossible to answer without the model number of your Western Field shotgun.Please include the overall condition also.
The number you provided is the serial number.Please provide the model number also to get a correct answer.
Your western field model 550AD was made by mossberg for montgomery wards.These shotguns were the same model number for mossberg ,as for montgomery wards.
It should be stamped on the side of the receiver.
need model number and serial no
your western field shotgun was made by mossberg,there model number was 385K.These shotguns are worth between 50-150 dollars.
Western Field 25XNH-472 was made by Noble. A model 50 Western Field 25XNH-472 is a Noble model 50
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Give more info (model number) and ask again.
The western field model 172B was made for Montgomery Wards(Western Field) by the firm Mossberg and sons.The Mossberg model 395K and your shotgun are one and the same.The Mossberg model 395K was made from 1963-1983.
lower left side of receiver on model 30!