What year was the Stevens 12 gauge model 311A manufactured and what is it worth?

The Stevens 12 gauge model 311A was manufactured primarily from the 1930s to the 1960s, with production peaking in the late 1940s and early 1950s. Its value can vary based on condition, age, and specific features, typically ranging from $300 to $800. For a precise valuation, it's best to consult a firearms expert or appraiser.