After purchasing Cooey, Winchester also produced its own variations that look similar to the 840.
He scrolled down further. A user had uploaded a photo of a similar 'F' series gun. The description detailed a recall that happened in 1965. A batch of the wood used for the stocks had a defect—it was prone to cracking at the wrist if not properly oiled.
First, the big reveal:
Made from 1948 to 1965. It features a rounder receiver. Cooey Model 840 Serial Number Lookup
Examine how the forend attaches to the barrel. Early variations used a simple tension-snap fit, while later Winchester-influenced iterations utilized a lever or latch mechanism to secure the wood to the barrel assembly.
. On some models, they may also be stamped on the underside of the barrel (hidden by the forend) or beneath the butt plate on the wood of the stock. Numbers range from 5 to 7 digits. Misleading Characters: Some owners report a "C" suffix
Check for "case coloring" on the receiver. If the rainbow-like finish is still vivid, the value increases significantly. Final Tips for Owners After purchasing Cooey, Winchester also produced its own
The results were a mess of conflicting data. He clicked on a sticky thread titled "The Great Cooey Database Project."
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
Before 1968, Canadian law did not require firearms to have serial numbers. H.W. Cooey Machine & Arms Co. rarely used them on their budget-friendly rimfires and shotguns. Built between 1965 and 1968. Has a Serial Number: Built between 1968 and 1979. 2. History of the Cooey Model 840 The description detailed a recall that happened in 1965
Many Model 840s were produced without serial numbers entirely, particularly during early production transitions or for specific "house brands". Step 2: Decode the Branding (Dating by Era) Because official serial number databases like the Winchester Serial Number Lookup
The does not have a definitive, publicly accessible serial number lookup database because official production records were largely lost in a factory fire. However, you can narrow down its manufacture date to a specific era using visual cues and stampings. Quick Dating Guide
Early models just list the gauge and shell length (e.g., "3 INCH CHAMBER").