Cooey Model 840 Serial Number Lookup May 2026

Sometimes written or stamped on the wood underneath the shoulder stock.

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.

Instead, collectors use and receiver stampings to date these firearms. Step 1: Locate the Serial Number (If Present) Cooey Model 840 Serial Number Lookup

: 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

, indicating it was made after Winchester acquired Cooey in 1961. Can Anyone Date Cooey Shotguns - Year of Mfg. Sometimes written or stamped on the wood underneath

Because the Model 840 has a specific production window, you can determine its age based on the company's ownership history. Production Years Key Identifying Features Model 84 1948 – 1967

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. Instead, collectors use and receiver stampings to date

Introduced as a more economical version; often used birch or maple stocks and 3" chambers.