Webwinchester firearms manufacturing dates by serial number and year 1866 through the early 1990s. The following pages were scanned from documents compiled over the. Select a different model. Webwinchester dates of manufacture. Armscollectors. com collectable firearms forums modern, antique and collectable firearms, questions answered, gun & militaria. Webwhen was your winchester made? Websimply click on the model number of your firearm and enter the serial number. Do a records check. Webmay 15, 2024 · the serial number on a winchester model 94 can be found on the bottom of the…