Cooey Model 840 Serial Number Lookup Page

Let’s say your rifle has serial number on the left receiver flat, with “Cooey Model 840” and a small “Winchester” marking. That suggests 1963–1964 production , likely for the U.S. export market. Without factory letters, you won’t get an exact day or month—but that’s as close as anyone can get.

For generations of Canadian shooters, hunters, and trappers, the name "Cooey" represents rugged reliability and affordability. Among the most iconic of these firearms is the , a bolt-action shotgun that has served as a first gun for countless outdoorsmen. Whether you inherited one from your grandfather or picked one up at a rural auction, understanding its history often starts with one question: How do I perform a Cooey Model 840 serial number lookup? Cooey Model 840 Serial Number Lookup

If your Cooey 840 does have a serial number, here’s where you can try: Let’s say your rifle has serial number on