Your Browning auto-5 magnum shotgun was made in the year 1960.
You will have to call Browning with the sn to find out.
Answer 1958 - It was the first year of the 12ga Magnum.
Your Browning auto-5 magnum shotgun was made in Herstal,Belgium by the firm FN(Fabrique Nationale)for Browning in the year 1965 with the serial number that you have provided.
The letters PY that are in the middle of your serial number,indicate that your Browning Auto-5 Magnum shotgun was made in the year 1982.
1967
It is a 12ga Magnum made in Herstal Belgium in 1962.
50-650 usd
300 USD
50-600 usd
@ 9 pounds
50-500 USD or so
Where will be marked on the barrel or receiver. When is 1977.