Introduced as a more economical version; often used birch or maple stocks and 3" chambers.
serial number lookup can be challenging because the H.W. Cooey Machine & Arms Company did not maintain consistent, publicly available production records. However, by examining the physical markings and identifying key features, you can narrow down the manufacturing date of your shotgun.
: Indicates production before 1961, when the company was independent. Since the 840 wasn't introduced until the late 60s, you will rarely see this on an 840 unless it was a very early transition piece. "Winchester-Western (Canada) Limited" : This is the most common marking for the Cooey Model 840 Serial Number Lookup
Sometimes written or stamped on the wood underneath the shoulder stock.
Often featured walnut stocks and steel receivers; chambered for 2 3/4" shells (except .410). Introduced as a more economical version; often used
Cooey Model 840 Serial Number Lookup Finding information for a Cooey Model 840
If your Model 840 has a serial number, it is typically found in one of these three locations: Stamped on the side or bottom of the frame. However, by examining the physical markings and identifying
, indicating it was made after Winchester acquired Cooey in 1961. Can Anyone Date Cooey Shotguns - Year of Mfg.
Unlike modern firearms, many Cooey shotguns were produced without serial numbers entirely, particularly those made before the late 1960s. Even when serial numbers are present, there is no centralized official database to provide an exact "born-on" date.